Home / 8,463.05-12,680.19-5,985.75

Finding the Fourth Proportional to 8,463.05, 12,680.19 and 5,985.75

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Solution

The fourth proportional to 8,463.05, 12,680.19 and 5,985.75 is: 8,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.05 : 12,680.19 = 5,985.75 : x
  2. Step 2: Convert to fraction form
    8,463.05/12,680.19 = 5,985.75/x
  3. Step 3: Cross multiply
    8,463.05x = 12,680.19 × 5,985.75
  4. Step 4: Simplify right side
    8,463.05x = 75,900,447.29
  5. Step 5: Solve for x
    x = 75,900,447.29/8,463.05
  6. Step 6: Final answer
    x = 8,968.46

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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.