Home / 6,072.89-9,102.02-2,781.45

Finding the Fourth Proportional to 6,072.89, 9,102.02 and 2,781.45

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Solution

The fourth proportional to 6,072.89, 9,102.02 and 2,781.45 is: 4,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.89 : 9,102.02 = 2,781.45 : x
  2. Step 2: Convert to fraction form
    6,072.89/9,102.02 = 2,781.45/x
  3. Step 3: Cross multiply
    6,072.89x = 9,102.02 × 2,781.45
  4. Step 4: Simplify right side
    6,072.89x = 25,316,799.62
  5. Step 5: Solve for x
    x = 25,316,799.62/6,072.89
  6. Step 6: Final answer
    x = 4,168.83

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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.