Home / 9,432.30-14,139.45-3,507.60

Finding the Fourth Proportional to 9,432.30, 14,139.45 and 3,507.60

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Solution

The fourth proportional to 9,432.30, 14,139.45 and 3,507.60 is: 5,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.30 : 14,139.45 = 3,507.60 : x
  2. Step 2: Convert to fraction form
    9,432.30/14,139.45 = 3,507.60/x
  3. Step 3: Cross multiply
    9,432.30x = 14,139.45 × 3,507.60
  4. Step 4: Simplify right side
    9,432.30x = 49,595,534.82
  5. Step 5: Solve for x
    x = 49,595,534.82/9,432.30
  6. Step 6: Final answer
    x = 5,258.05

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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.