Home / 5,257.29-7,254.75-2,899.47

Finding the Fourth Proportional to 5,257.29, 7,254.75 and 2,899.47

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Solution

The fourth proportional to 5,257.29, 7,254.75 and 2,899.47 is: 4,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.29 : 7,254.75 = 2,899.47 : x
  2. Step 2: Convert to fraction form
    5,257.29/7,254.75 = 2,899.47/x
  3. Step 3: Cross multiply
    5,257.29x = 7,254.75 × 2,899.47
  4. Step 4: Simplify right side
    5,257.29x = 21,034,929.98
  5. Step 5: Solve for x
    x = 21,034,929.98/5,257.29
  6. Step 6: Final answer
    x = 4,001.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.