Home / 6,732.19-9,289.02-3,899.40

Finding the Fourth Proportional to 6,732.19, 9,289.02 and 3,899.40

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Solution

The fourth proportional to 6,732.19, 9,289.02 and 3,899.40 is: 5,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732.19 : 9,289.02 = 3,899.40 : x
  2. Step 2: Convert to fraction form
    6,732.19/9,289.02 = 3,899.40/x
  3. Step 3: Cross multiply
    6,732.19x = 9,289.02 × 3,899.40
  4. Step 4: Simplify right side
    6,732.19x = 36,221,562.44
  5. Step 5: Solve for x
    x = 36,221,562.44/6,732.19
  6. Step 6: Final answer
    x = 5,380.35

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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.