Home / 10,759.32-16,125.20-5,816.72

Finding the Fourth Proportional to 10,759.32, 16,125.20 and 5,816.72

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Solution

The fourth proportional to 10,759.32, 16,125.20 and 5,816.72 is: 8,717.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.32 : 16,125.20 = 5,816.72 : x
  2. Step 2: Convert to fraction form
    10,759.32/16,125.20 = 5,816.72/x
  3. Step 3: Cross multiply
    10,759.32x = 16,125.20 × 5,816.72
  4. Step 4: Simplify right side
    10,759.32x = 93,795,773.34
  5. Step 5: Solve for x
    x = 93,795,773.34/10,759.32
  6. Step 6: Final answer
    x = 8,717.63

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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.