Home / 10,499.28-15,759.90-4,660.02

Finding the Fourth Proportional to 10,499.28, 15,759.90 and 4,660.02

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Solution

The fourth proportional to 10,499.28, 15,759.90 and 4,660.02 is: 6,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499.28 : 15,759.90 = 4,660.02 : x
  2. Step 2: Convert to fraction form
    10,499.28/15,759.90 = 4,660.02/x
  3. Step 3: Cross multiply
    10,499.28x = 15,759.90 × 4,660.02
  4. Step 4: Simplify right side
    10,499.28x = 73,441,449.20
  5. Step 5: Solve for x
    x = 73,441,449.20/10,499.28
  6. Step 6: Final answer
    x = 6,994.90

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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.