Home / 5,851.04-8,767.34-2,148.18

Finding the Fourth Proportional to 5,851.04, 8,767.34 and 2,148.18

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Solution

The fourth proportional to 5,851.04, 8,767.34 and 2,148.18 is: 3,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.04 : 8,767.34 = 2,148.18 : x
  2. Step 2: Convert to fraction form
    5,851.04/8,767.34 = 2,148.18/x
  3. Step 3: Cross multiply
    5,851.04x = 8,767.34 × 2,148.18
  4. Step 4: Simplify right side
    5,851.04x = 18,833,769.86
  5. Step 5: Solve for x
    x = 18,833,769.86/5,851.04
  6. Step 6: Final answer
    x = 3,218.88

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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.