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Finding the Fourth Proportional to 7,492.31, 11,196.99 and 7,060.17

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Solution

The fourth proportional to 7,492.31, 11,196.99 and 7,060.17 is: 10,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.31 : 11,196.99 = 7,060.17 : x
  2. Step 2: Convert to fraction form
    7,492.31/11,196.99 = 7,060.17/x
  3. Step 3: Cross multiply
    7,492.31x = 11,196.99 × 7,060.17
  4. Step 4: Simplify right side
    7,492.31x = 79,052,652.89
  5. Step 5: Solve for x
    x = 79,052,652.89/7,492.31
  6. Step 6: Final answer
    x = 10,551.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.