Home / 2,418.59-3,337.58-1,423.92

Finding the Fourth Proportional to 2,418.59, 3,337.58 and 1,423.92

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Solution

The fourth proportional to 2,418.59, 3,337.58 and 1,423.92 is: 1,964.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.59 : 3,337.58 = 1,423.92 : x
  2. Step 2: Convert to fraction form
    2,418.59/3,337.58 = 1,423.92/x
  3. Step 3: Cross multiply
    2,418.59x = 3,337.58 × 1,423.92
  4. Step 4: Simplify right side
    2,418.59x = 4,752,439.79
  5. Step 5: Solve for x
    x = 4,752,439.79/2,418.59
  6. Step 6: Final answer
    x = 1,964.97

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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.