Home / 9,049.31-13,570.62-3,124.68

Finding the Fourth Proportional to 9,049.31, 13,570.62 and 3,124.68

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Solution

The fourth proportional to 9,049.31, 13,570.62 and 3,124.68 is: 4,685.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.31 : 13,570.62 = 3,124.68 : x
  2. Step 2: Convert to fraction form
    9,049.31/13,570.62 = 3,124.68/x
  3. Step 3: Cross multiply
    9,049.31x = 13,570.62 × 3,124.68
  4. Step 4: Simplify right side
    9,049.31x = 42,403,807.74
  5. Step 5: Solve for x
    x = 42,403,807.74/9,049.31
  6. Step 6: Final answer
    x = 4,685.86

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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.