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Finding the Fourth Proportional to 9,613.17, 13,265.96 and 5,364.17

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Solution

The fourth proportional to 9,613.17, 13,265.96 and 5,364.17 is: 7,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,613.17 : 13,265.96 = 5,364.17 : x
  2. Step 2: Convert to fraction form
    9,613.17/13,265.96 = 5,364.17/x
  3. Step 3: Cross multiply
    9,613.17x = 13,265.96 × 5,364.17
  4. Step 4: Simplify right side
    9,613.17x = 71,160,771.50
  5. Step 5: Solve for x
    x = 71,160,771.50/9,613.17
  6. Step 6: Final answer
    x = 7,402.43

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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.