Home / 9,079.51-13,619.13-2,505.55

Finding the Fourth Proportional to 9,079.51, 13,619.13 and 2,505.55

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Solution

The fourth proportional to 9,079.51, 13,619.13 and 2,505.55 is: 3,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.51 : 13,619.13 = 2,505.55 : x
  2. Step 2: Convert to fraction form
    9,079.51/13,619.13 = 2,505.55/x
  3. Step 3: Cross multiply
    9,079.51x = 13,619.13 × 2,505.55
  4. Step 4: Simplify right side
    9,079.51x = 34,123,411.17
  5. Step 5: Solve for x
    x = 34,123,411.17/9,079.51
  6. Step 6: Final answer
    x = 3,758.29

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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.