Home / 9,280.60-13,917.92-3,038.92

Finding the Fourth Proportional to 9,280.60, 13,917.92 and 3,038.92

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Solution

The fourth proportional to 9,280.60, 13,917.92 and 3,038.92 is: 4,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.60 : 13,917.92 = 3,038.92 : x
  2. Step 2: Convert to fraction form
    9,280.60/13,917.92 = 3,038.92/x
  3. Step 3: Cross multiply
    9,280.60x = 13,917.92 × 3,038.92
  4. Step 4: Simplify right side
    9,280.60x = 42,295,375.86
  5. Step 5: Solve for x
    x = 42,295,375.86/9,280.60
  6. Step 6: Final answer
    x = 4,557.40

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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.