Home / 4,277.86-6,416.72-3,545.89

Finding the Fourth Proportional to 4,277.86, 6,416.72 and 3,545.89

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Solution

The fourth proportional to 4,277.86, 6,416.72 and 3,545.89 is: 5,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.86 : 6,416.72 = 3,545.89 : x
  2. Step 2: Convert to fraction form
    4,277.86/6,416.72 = 3,545.89/x
  3. Step 3: Cross multiply
    4,277.86x = 6,416.72 × 3,545.89
  4. Step 4: Simplify right side
    4,277.86x = 22,752,983.28
  5. Step 5: Solve for x
    x = 22,752,983.28/4,277.86
  6. Step 6: Final answer
    x = 5,318.78

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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.