Home / 7,531.74-11,295.45-2,600.10

Finding the Fourth Proportional to 7,531.74, 11,295.45 and 2,600.10

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Solution

The fourth proportional to 7,531.74, 11,295.45 and 2,600.10 is: 3,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.74 : 11,295.45 = 2,600.10 : x
  2. Step 2: Convert to fraction form
    7,531.74/11,295.45 = 2,600.10/x
  3. Step 3: Cross multiply
    7,531.74x = 11,295.45 × 2,600.10
  4. Step 4: Simplify right side
    7,531.74x = 29,369,299.55
  5. Step 5: Solve for x
    x = 29,369,299.55/7,531.74
  6. Step 6: Final answer
    x = 3,899.40

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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.