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Finding the Fourth Proportional to 9,492.39, 13,091.49 and 6,943.32

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Solution

The fourth proportional to 9,492.39, 13,091.49 and 6,943.32 is: 9,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,492.39 : 13,091.49 = 6,943.32 : x
  2. Step 2: Convert to fraction form
    9,492.39/13,091.49 = 6,943.32/x
  3. Step 3: Cross multiply
    9,492.39x = 13,091.49 × 6,943.32
  4. Step 4: Simplify right side
    9,492.39x = 90,898,404.35
  5. Step 5: Solve for x
    x = 90,898,404.35/9,492.39
  6. Step 6: Final answer
    x = 9,575.92

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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.