Home / 4,578.62-6,318.24-2,689.91

Finding the Fourth Proportional to 4,578.62, 6,318.24 and 2,689.91

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Solution

The fourth proportional to 4,578.62, 6,318.24 and 2,689.91 is: 3,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.62 : 6,318.24 = 2,689.91 : x
  2. Step 2: Convert to fraction form
    4,578.62/6,318.24 = 2,689.91/x
  3. Step 3: Cross multiply
    4,578.62x = 6,318.24 × 2,689.91
  4. Step 4: Simplify right side
    4,578.62x = 16,995,496.96
  5. Step 5: Solve for x
    x = 16,995,496.96/4,578.62
  6. Step 6: Final answer
    x = 3,711.93

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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.