Home / 10,635.12-15,930.75-6,241.98

Finding the Fourth Proportional to 10,635.12, 15,930.75 and 6,241.98

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Solution

The fourth proportional to 10,635.12, 15,930.75 and 6,241.98 is: 9,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.12 : 15,930.75 = 6,241.98 : x
  2. Step 2: Convert to fraction form
    10,635.12/15,930.75 = 6,241.98/x
  3. Step 3: Cross multiply
    10,635.12x = 15,930.75 × 6,241.98
  4. Step 4: Simplify right side
    10,635.12x = 99,439,422.89
  5. Step 5: Solve for x
    x = 99,439,422.89/10,635.12
  6. Step 6: Final answer
    x = 9,350.10

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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.