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Finding the Fourth Proportional to 7,862.04, 11,793.06 and 4,395.24

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Solution

The fourth proportional to 7,862.04, 11,793.06 and 4,395.24 is: 6,592.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.04 : 11,793.06 = 4,395.24 : x
  2. Step 2: Convert to fraction form
    7,862.04/11,793.06 = 4,395.24/x
  3. Step 3: Cross multiply
    7,862.04x = 11,793.06 × 4,395.24
  4. Step 4: Simplify right side
    7,862.04x = 51,833,329.03
  5. Step 5: Solve for x
    x = 51,833,329.03/7,862.04
  6. Step 6: Final answer
    x = 6,592.86

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.