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Finding the Fourth Proportional to 4,565.97, 6,811.59 and 4,356.99

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Solution

The fourth proportional to 4,565.97, 6,811.59 and 4,356.99 is: 6,499.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,565.97 : 6,811.59 = 4,356.99 : x
  2. Step 2: Convert to fraction form
    4,565.97/6,811.59 = 4,356.99/x
  3. Step 3: Cross multiply
    4,565.97x = 6,811.59 × 4,356.99
  4. Step 4: Simplify right side
    4,565.97x = 29,678,045.85
  5. Step 5: Solve for x
    x = 29,678,045.85/4,565.97
  6. Step 6: Final answer
    x = 6,499.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.