Home / 8,400.24-11,590.96-4,863.76

Finding the Fourth Proportional to 8,400.24, 11,590.96 and 4,863.76

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Solution

The fourth proportional to 8,400.24, 11,590.96 and 4,863.76 is: 6,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.24 : 11,590.96 = 4,863.76 : x
  2. Step 2: Convert to fraction form
    8,400.24/11,590.96 = 4,863.76/x
  3. Step 3: Cross multiply
    8,400.24x = 11,590.96 × 4,863.76
  4. Step 4: Simplify right side
    8,400.24x = 56,375,647.61
  5. Step 5: Solve for x
    x = 56,375,647.61/8,400.24
  6. Step 6: Final answer
    x = 6,711.19

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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.