Home / 9,200.03-13,799.95-3,930.55

Finding the Fourth Proportional to 9,200.03, 13,799.95 and 3,930.55

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Solution

The fourth proportional to 9,200.03, 13,799.95 and 3,930.55 is: 5,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.03 : 13,799.95 = 3,930.55 : x
  2. Step 2: Convert to fraction form
    9,200.03/13,799.95 = 3,930.55/x
  3. Step 3: Cross multiply
    9,200.03x = 13,799.95 × 3,930.55
  4. Step 4: Simplify right side
    9,200.03x = 54,241,349.15
  5. Step 5: Solve for x
    x = 54,241,349.15/9,200.03
  6. Step 6: Final answer
    x = 5,895.78

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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.