Home / 9,280.86-13,911.57-3,732.90

Finding the Fourth Proportional to 9,280.86, 13,911.57 and 3,732.90

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Solution

The fourth proportional to 9,280.86, 13,911.57 and 3,732.90 is: 5,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.86 : 13,911.57 = 3,732.90 : x
  2. Step 2: Convert to fraction form
    9,280.86/13,911.57 = 3,732.90/x
  3. Step 3: Cross multiply
    9,280.86x = 13,911.57 × 3,732.90
  4. Step 4: Simplify right side
    9,280.86x = 51,930,499.65
  5. Step 5: Solve for x
    x = 51,930,499.65/9,280.86
  6. Step 6: Final answer
    x = 5,595.44

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1.5x scale

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.