Home / 11,031.28-15,225.38-6,554.17

Finding the Fourth Proportional to 11,031.28, 15,225.38 and 6,554.17

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Solution

The fourth proportional to 11,031.28, 15,225.38 and 6,554.17 is: 9,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.28 : 15,225.38 = 6,554.17 : x
  2. Step 2: Convert to fraction form
    11,031.28/15,225.38 = 6,554.17/x
  3. Step 3: Cross multiply
    11,031.28x = 15,225.38 × 6,554.17
  4. Step 4: Simplify right side
    11,031.28x = 99,789,619.94
  5. Step 5: Solve for x
    x = 99,789,619.94/11,031.28
  6. Step 6: Final answer
    x = 9,046.06

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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.