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Finding the Fourth Proportional to 9,995.52, 13,793.76 and 5,803.68

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Solution

The fourth proportional to 9,995.52, 13,793.76 and 5,803.68 is: 8,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.52 : 13,793.76 = 5,803.68 : x
  2. Step 2: Convert to fraction form
    9,995.52/13,793.76 = 5,803.68/x
  3. Step 3: Cross multiply
    9,995.52x = 13,793.76 × 5,803.68
  4. Step 4: Simplify right side
    9,995.52x = 80,054,569.04
  5. Step 5: Solve for x
    x = 80,054,569.04/9,995.52
  6. Step 6: Final answer
    x = 8,009.04

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.