Home / 10,398.93-15,590.61-3,374.75

Finding the Fourth Proportional to 10,398.93, 15,590.61 and 3,374.75

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Solution

The fourth proportional to 10,398.93, 15,590.61 and 3,374.75 is: 5,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.93 : 15,590.61 = 3,374.75 : x
  2. Step 2: Convert to fraction form
    10,398.93/15,590.61 = 3,374.75/x
  3. Step 3: Cross multiply
    10,398.93x = 15,590.61 × 3,374.75
  4. Step 4: Simplify right side
    10,398.93x = 52,614,410.03
  5. Step 5: Solve for x
    x = 52,614,410.03/10,398.93
  6. Step 6: Final answer
    x = 5,059.60

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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.