Home / 3,719.29-5,132.06-2,394.79

Finding the Fourth Proportional to 3,719.29, 5,132.06 and 2,394.79

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Solution

The fourth proportional to 3,719.29, 5,132.06 and 2,394.79 is: 3,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.29 : 5,132.06 = 2,394.79 : x
  2. Step 2: Convert to fraction form
    3,719.29/5,132.06 = 2,394.79/x
  3. Step 3: Cross multiply
    3,719.29x = 5,132.06 × 2,394.79
  4. Step 4: Simplify right side
    3,719.29x = 12,290,199.12
  5. Step 5: Solve for x
    x = 12,290,199.12/3,719.29
  6. Step 6: Final answer
    x = 3,304.45

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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.