Home / 10,660.56-16,002.36-4,508.88

Finding the Fourth Proportional to 10,660.56, 16,002.36 and 4,508.88

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Solution

The fourth proportional to 10,660.56, 16,002.36 and 4,508.88 is: 6,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.56 : 16,002.36 = 4,508.88 : x
  2. Step 2: Convert to fraction form
    10,660.56/16,002.36 = 4,508.88/x
  3. Step 3: Cross multiply
    10,660.56x = 16,002.36 × 4,508.88
  4. Step 4: Simplify right side
    10,660.56x = 72,152,720.96
  5. Step 5: Solve for x
    x = 72,152,720.96/10,660.56
  6. Step 6: Final answer
    x = 6,768.19

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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.