Home / 6,143.28-9,216.52-1,761.08

Finding the Fourth Proportional to 6,143.28, 9,216.52 and 1,761.08

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Solution

The fourth proportional to 6,143.28, 9,216.52 and 1,761.08 is: 2,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.28 : 9,216.52 = 1,761.08 : x
  2. Step 2: Convert to fraction form
    6,143.28/9,216.52 = 1,761.08/x
  3. Step 3: Cross multiply
    6,143.28x = 9,216.52 × 1,761.08
  4. Step 4: Simplify right side
    6,143.28x = 16,231,029.04
  5. Step 5: Solve for x
    x = 16,231,029.04/6,143.28
  6. Step 6: Final answer
    x = 2,642.08

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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.