Home / 10,040.97-15,066.62-4,781.95

Finding the Fourth Proportional to 10,040.97, 15,066.62 and 4,781.95

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Solution

The fourth proportional to 10,040.97, 15,066.62 and 4,781.95 is: 7,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.97 : 15,066.62 = 4,781.95 : x
  2. Step 2: Convert to fraction form
    10,040.97/15,066.62 = 4,781.95/x
  3. Step 3: Cross multiply
    10,040.97x = 15,066.62 × 4,781.95
  4. Step 4: Simplify right side
    10,040.97x = 72,047,748.18
  5. Step 5: Solve for x
    x = 72,047,748.18/10,040.97
  6. Step 6: Final answer
    x = 7,175.38

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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.