Home / 8,332.10-12,500.38-2,488.76

Finding the Fourth Proportional to 8,332.10, 12,500.38 and 2,488.76

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Solution

The fourth proportional to 8,332.10, 12,500.38 and 2,488.76 is: 3,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.10 : 12,500.38 = 2,488.76 : x
  2. Step 2: Convert to fraction form
    8,332.10/12,500.38 = 2,488.76/x
  3. Step 3: Cross multiply
    8,332.10x = 12,500.38 × 2,488.76
  4. Step 4: Simplify right side
    8,332.10x = 31,110,445.73
  5. Step 5: Solve for x
    x = 31,110,445.73/8,332.10
  6. Step 6: Final answer
    x = 3,733.81

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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.