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Finding the Fourth Proportional to 9,483.94, 13,088.05 and 5,235.06

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Solution

The fourth proportional to 9,483.94, 13,088.05 and 5,235.06 is: 7,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,483.94 : 13,088.05 = 5,235.06 : x
  2. Step 2: Convert to fraction form
    9,483.94/13,088.05 = 5,235.06/x
  3. Step 3: Cross multiply
    9,483.94x = 13,088.05 × 5,235.06
  4. Step 4: Simplify right side
    9,483.94x = 68,516,727.03
  5. Step 5: Solve for x
    x = 68,516,727.03/9,483.94
  6. Step 6: Final answer
    x = 7,224.50

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Double scale
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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.