Home / 3,937.35-5,434.52-2,594.78

Finding the Fourth Proportional to 3,937.35, 5,434.52 and 2,594.78

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Solution

The fourth proportional to 3,937.35, 5,434.52 and 2,594.78 is: 3,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.35 : 5,434.52 = 2,594.78 : x
  2. Step 2: Convert to fraction form
    3,937.35/5,434.52 = 2,594.78/x
  3. Step 3: Cross multiply
    3,937.35x = 5,434.52 × 2,594.78
  4. Step 4: Simplify right side
    3,937.35x = 14,101,343.66
  5. Step 5: Solve for x
    x = 14,101,343.66/3,937.35
  6. Step 6: Final answer
    x = 3,581.43

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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.