Home / 3,614.65-4,988.15-2,042.71

Finding the Fourth Proportional to 3,614.65, 4,988.15 and 2,042.71

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Solution

The fourth proportional to 3,614.65, 4,988.15 and 2,042.71 is: 2,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.65 : 4,988.15 = 2,042.71 : x
  2. Step 2: Convert to fraction form
    3,614.65/4,988.15 = 2,042.71/x
  3. Step 3: Cross multiply
    3,614.65x = 4,988.15 × 2,042.71
  4. Step 4: Simplify right side
    3,614.65x = 10,189,328.86
  5. Step 5: Solve for x
    x = 10,189,328.86/3,614.65
  6. Step 6: Final answer
    x = 2,818.90

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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.