Home / 7,575.19-11,359.68-2,643.17

Finding the Fourth Proportional to 7,575.19, 11,359.68 and 2,643.17

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Solution

The fourth proportional to 7,575.19, 11,359.68 and 2,643.17 is: 3,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.19 : 11,359.68 = 2,643.17 : x
  2. Step 2: Convert to fraction form
    7,575.19/11,359.68 = 2,643.17/x
  3. Step 3: Cross multiply
    7,575.19x = 11,359.68 × 2,643.17
  4. Step 4: Simplify right side
    7,575.19x = 30,025,498.68
  5. Step 5: Solve for x
    x = 30,025,498.68/7,575.19
  6. Step 6: Final answer
    x = 3,963.66

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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.