Home / 8,854.86-13,285.38-3,924.92

Finding the Fourth Proportional to 8,854.86, 13,285.38 and 3,924.92

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Solution

The fourth proportional to 8,854.86, 13,285.38 and 3,924.92 is: 5,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.86 : 13,285.38 = 3,924.92 : x
  2. Step 2: Convert to fraction form
    8,854.86/13,285.38 = 3,924.92/x
  3. Step 3: Cross multiply
    8,854.86x = 13,285.38 × 3,924.92
  4. Step 4: Simplify right side
    8,854.86x = 52,144,053.67
  5. Step 5: Solve for x
    x = 52,144,053.67/8,854.86
  6. Step 6: Final answer
    x = 5,888.75

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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.