Home / 10,439.26-15,659.08-3,043.76

Finding the Fourth Proportional to 10,439.26, 15,659.08 and 3,043.76

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Solution

The fourth proportional to 10,439.26, 15,659.08 and 3,043.76 is: 4,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.26 : 15,659.08 = 3,043.76 : x
  2. Step 2: Convert to fraction form
    10,439.26/15,659.08 = 3,043.76/x
  3. Step 3: Cross multiply
    10,439.26x = 15,659.08 × 3,043.76
  4. Step 4: Simplify right side
    10,439.26x = 47,662,481.34
  5. Step 5: Solve for x
    x = 47,662,481.34/10,439.26
  6. Step 6: Final answer
    x = 4,565.70

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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.