Home / 8,289.16-11,439.24-4,753.48

Finding the Fourth Proportional to 8,289.16, 11,439.24 and 4,753.48

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Solution

The fourth proportional to 8,289.16, 11,439.24 and 4,753.48 is: 6,559.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.16 : 11,439.24 = 4,753.48 : x
  2. Step 2: Convert to fraction form
    8,289.16/11,439.24 = 4,753.48/x
  3. Step 3: Cross multiply
    8,289.16x = 11,439.24 × 4,753.48
  4. Step 4: Simplify right side
    8,289.16x = 54,376,198.56
  5. Step 5: Solve for x
    x = 54,376,198.56/8,289.16
  6. Step 6: Final answer
    x = 6,559.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.