Home / 9,350.12-13,989.87-5,193.11

Finding the Fourth Proportional to 9,350.12, 13,989.87 and 5,193.11

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Solution

The fourth proportional to 9,350.12, 13,989.87 and 5,193.11 is: 7,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.12 : 13,989.87 = 5,193.11 : x
  2. Step 2: Convert to fraction form
    9,350.12/13,989.87 = 5,193.11/x
  3. Step 3: Cross multiply
    9,350.12x = 13,989.87 × 5,193.11
  4. Step 4: Simplify right side
    9,350.12x = 72,650,863.85
  5. Step 5: Solve for x
    x = 72,650,863.85/9,350.12
  6. Step 6: Final answer
    x = 7,770.04

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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.