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Finding the Fourth Proportional to 9,265.60, 13,892.80 and 4,336.32

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Solution

The fourth proportional to 9,265.60, 13,892.80 and 4,336.32 is: 6,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.60 : 13,892.80 = 4,336.32 : x
  2. Step 2: Convert to fraction form
    9,265.60/13,892.80 = 4,336.32/x
  3. Step 3: Cross multiply
    9,265.60x = 13,892.80 × 4,336.32
  4. Step 4: Simplify right side
    9,265.60x = 60,243,626.50
  5. Step 5: Solve for x
    x = 60,243,626.50/9,265.60
  6. Step 6: Final answer
    x = 6,501.86

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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.