Home / 4,853.31-7,280.90-1,565.52

Finding the Fourth Proportional to 4,853.31, 7,280.90 and 1,565.52

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Solution

The fourth proportional to 4,853.31, 7,280.90 and 1,565.52 is: 2,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.31 : 7,280.90 = 1,565.52 : x
  2. Step 2: Convert to fraction form
    4,853.31/7,280.90 = 1,565.52/x
  3. Step 3: Cross multiply
    4,853.31x = 7,280.90 × 1,565.52
  4. Step 4: Simplify right side
    4,853.31x = 11,398,386.74
  5. Step 5: Solve for x
    x = 11,398,386.74/4,853.31
  6. Step 6: Final answer
    x = 2,348.58

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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.