Home / 4,101.79-5,660.30-2,423.74

Finding the Fourth Proportional to 4,101.79, 5,660.30 and 2,423.74

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Solution

The fourth proportional to 4,101.79, 5,660.30 and 2,423.74 is: 3,344.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.79 : 5,660.30 = 2,423.74 : x
  2. Step 2: Convert to fraction form
    4,101.79/5,660.30 = 2,423.74/x
  3. Step 3: Cross multiply
    4,101.79x = 5,660.30 × 2,423.74
  4. Step 4: Simplify right side
    4,101.79x = 13,719,095.52
  5. Step 5: Solve for x
    x = 13,719,095.52/4,101.79
  6. Step 6: Final answer
    x = 3,344.66

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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.