Home / 8,958.18-13,436.36-2,385.03

Finding the Fourth Proportional to 8,958.18, 13,436.36 and 2,385.03

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Solution

The fourth proportional to 8,958.18, 13,436.36 and 2,385.03 is: 3,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.18 : 13,436.36 = 2,385.03 : x
  2. Step 2: Convert to fraction form
    8,958.18/13,436.36 = 2,385.03/x
  3. Step 3: Cross multiply
    8,958.18x = 13,436.36 × 2,385.03
  4. Step 4: Simplify right side
    8,958.18x = 32,046,121.69
  5. Step 5: Solve for x
    x = 32,046,121.69/8,958.18
  6. Step 6: Final answer
    x = 3,577.30

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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.