Home / 8,299.44-12,442.88-5,011.76

Finding the Fourth Proportional to 8,299.44, 12,442.88 and 5,011.76

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Solution

The fourth proportional to 8,299.44, 12,442.88 and 5,011.76 is: 7,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.44 : 12,442.88 = 5,011.76 : x
  2. Step 2: Convert to fraction form
    8,299.44/12,442.88 = 5,011.76/x
  3. Step 3: Cross multiply
    8,299.44x = 12,442.88 × 5,011.76
  4. Step 4: Simplify right side
    8,299.44x = 62,360,728.27
  5. Step 5: Solve for x
    x = 62,360,728.27/8,299.44
  6. Step 6: Final answer
    x = 7,513.85

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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.