Home / 4,139.58-5,712.72-2,371.74

Finding the Fourth Proportional to 4,139.58, 5,712.72 and 2,371.74

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Solution

The fourth proportional to 4,139.58, 5,712.72 and 2,371.74 is: 3,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.58 : 5,712.72 = 2,371.74 : x
  2. Step 2: Convert to fraction form
    4,139.58/5,712.72 = 2,371.74/x
  3. Step 3: Cross multiply
    4,139.58x = 5,712.72 × 2,371.74
  4. Step 4: Simplify right side
    4,139.58x = 13,549,086.53
  5. Step 5: Solve for x
    x = 13,549,086.53/4,139.58
  6. Step 6: Final answer
    x = 3,273.06

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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.