Home / 6,747.47-10,122.29-2,851.91

Finding the Fourth Proportional to 6,747.47, 10,122.29 and 2,851.91

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Solution

The fourth proportional to 6,747.47, 10,122.29 and 2,851.91 is: 4,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.47 : 10,122.29 = 2,851.91 : x
  2. Step 2: Convert to fraction form
    6,747.47/10,122.29 = 2,851.91/x
  3. Step 3: Cross multiply
    6,747.47x = 10,122.29 × 2,851.91
  4. Step 4: Simplify right side
    6,747.47x = 28,867,860.07
  5. Step 5: Solve for x
    x = 28,867,860.07/6,747.47
  6. Step 6: Final answer
    x = 4,278.32

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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.