Home / 3,713.20-5,124.12-2,034.64

Finding the Fourth Proportional to 3,713.20, 5,124.12 and 2,034.64

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Solution

The fourth proportional to 3,713.20, 5,124.12 and 2,034.64 is: 2,807.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.20 : 5,124.12 = 2,034.64 : x
  2. Step 2: Convert to fraction form
    3,713.20/5,124.12 = 2,034.64/x
  3. Step 3: Cross multiply
    3,713.20x = 5,124.12 × 2,034.64
  4. Step 4: Simplify right side
    3,713.20x = 10,425,739.52
  5. Step 5: Solve for x
    x = 10,425,739.52/3,713.20
  6. Step 6: Final answer
    x = 2,807.75

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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.