Home / 2,232.91-3,080.17-1,423.86

Finding the Fourth Proportional to 2,232.91, 3,080.17 and 1,423.86

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Solution

The fourth proportional to 2,232.91, 3,080.17 and 1,423.86 is: 1,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.91 : 3,080.17 = 1,423.86 : x
  2. Step 2: Convert to fraction form
    2,232.91/3,080.17 = 1,423.86/x
  3. Step 3: Cross multiply
    2,232.91x = 3,080.17 × 1,423.86
  4. Step 4: Simplify right side
    2,232.91x = 4,385,730.86
  5. Step 5: Solve for x
    x = 4,385,730.86/2,232.91
  6. Step 6: Final answer
    x = 1,964.13

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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.