Home / 10,101.97-15,155.34-3,176.47

Finding the Fourth Proportional to 10,101.97, 15,155.34 and 3,176.47

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Solution

The fourth proportional to 10,101.97, 15,155.34 and 3,176.47 is: 4,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.97 : 15,155.34 = 3,176.47 : x
  2. Step 2: Convert to fraction form
    10,101.97/15,155.34 = 3,176.47/x
  3. Step 3: Cross multiply
    10,101.97x = 15,155.34 × 3,176.47
  4. Step 4: Simplify right side
    10,101.97x = 48,140,482.85
  5. Step 5: Solve for x
    x = 48,140,482.85/10,101.97
  6. Step 6: Final answer
    x = 4,765.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.