Home / 6,732.30-9,288.99-4,079.10

Finding the Fourth Proportional to 6,732.30, 9,288.99 and 4,079.10

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Solution

The fourth proportional to 6,732.30, 9,288.99 and 4,079.10 is: 5,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732.30 : 9,288.99 = 4,079.10 : x
  2. Step 2: Convert to fraction form
    6,732.30/9,288.99 = 4,079.10/x
  3. Step 3: Cross multiply
    6,732.30x = 9,288.99 × 4,079.10
  4. Step 4: Simplify right side
    6,732.30x = 37,890,719.11
  5. Step 5: Solve for x
    x = 37,890,719.11/6,732.30
  6. Step 6: Final answer
    x = 5,628.20

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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.