Home / 4,891.57-7,337.72-2,423.90

Finding the Fourth Proportional to 4,891.57, 7,337.72 and 2,423.90

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Solution

The fourth proportional to 4,891.57, 7,337.72 and 2,423.90 is: 3,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.57 : 7,337.72 = 2,423.90 : x
  2. Step 2: Convert to fraction form
    4,891.57/7,337.72 = 2,423.90/x
  3. Step 3: Cross multiply
    4,891.57x = 7,337.72 × 2,423.90
  4. Step 4: Simplify right side
    4,891.57x = 17,785,923.91
  5. Step 5: Solve for x
    x = 17,785,923.91/4,891.57
  6. Step 6: Final answer
    x = 3,636.04

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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.