Home / 10,439.25-15,659.16-3,043.53

Finding the Fourth Proportional to 10,439.25, 15,659.16 and 3,043.53

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Solution

The fourth proportional to 10,439.25, 15,659.16 and 3,043.53 is: 4,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.25 : 15,659.16 = 3,043.53 : x
  2. Step 2: Convert to fraction form
    10,439.25/15,659.16 = 3,043.53/x
  3. Step 3: Cross multiply
    10,439.25x = 15,659.16 × 3,043.53
  4. Step 4: Simplify right side
    10,439.25x = 47,659,123.23
  5. Step 5: Solve for x
    x = 47,659,123.23/10,439.25
  6. Step 6: Final answer
    x = 4,565.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.