Home / 7,402.98-11,102.02-2,471.28

Finding the Fourth Proportional to 7,402.98, 11,102.02 and 2,471.28

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Solution

The fourth proportional to 7,402.98, 11,102.02 and 2,471.28 is: 3,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.98 : 11,102.02 = 2,471.28 : x
  2. Step 2: Convert to fraction form
    7,402.98/11,102.02 = 2,471.28/x
  3. Step 3: Cross multiply
    7,402.98x = 11,102.02 × 2,471.28
  4. Step 4: Simplify right side
    7,402.98x = 27,436,199.99
  5. Step 5: Solve for x
    x = 27,436,199.99/7,402.98
  6. Step 6: Final answer
    x = 3,706.10

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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.