Home / 6,672.28-9,209.02-4,399.63

Finding the Fourth Proportional to 6,672.28, 9,209.02 and 4,399.63

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Solution

The fourth proportional to 6,672.28, 9,209.02 and 4,399.63 is: 6,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.28 : 9,209.02 = 4,399.63 : x
  2. Step 2: Convert to fraction form
    6,672.28/9,209.02 = 4,399.63/x
  3. Step 3: Cross multiply
    6,672.28x = 9,209.02 × 4,399.63
  4. Step 4: Simplify right side
    6,672.28x = 40,516,280.66
  5. Step 5: Solve for x
    x = 40,516,280.66/6,672.28
  6. Step 6: Final answer
    x = 6,072.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.