Home / 5,026.74-7,538.13-1,515.66

Finding the Fourth Proportional to 5,026.74, 7,538.13 and 1,515.66

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Solution

The fourth proportional to 5,026.74, 7,538.13 and 1,515.66 is: 2,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.74 : 7,538.13 = 1,515.66 : x
  2. Step 2: Convert to fraction form
    5,026.74/7,538.13 = 1,515.66/x
  3. Step 3: Cross multiply
    5,026.74x = 7,538.13 × 1,515.66
  4. Step 4: Simplify right side
    5,026.74x = 11,425,242.12
  5. Step 5: Solve for x
    x = 11,425,242.12/5,026.74
  6. Step 6: Final answer
    x = 2,272.89

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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.