Home / 9,422.28-14,139.09-3,503.48

Finding the Fourth Proportional to 9,422.28, 14,139.09 and 3,503.48

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Solution

The fourth proportional to 9,422.28, 14,139.09 and 3,503.48 is: 5,257.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.28 : 14,139.09 = 3,503.48 : x
  2. Step 2: Convert to fraction form
    9,422.28/14,139.09 = 3,503.48/x
  3. Step 3: Cross multiply
    9,422.28x = 14,139.09 × 3,503.48
  4. Step 4: Simplify right side
    9,422.28x = 49,535,948.34
  5. Step 5: Solve for x
    x = 49,535,948.34/9,422.28
  6. Step 6: Final answer
    x = 5,257.32

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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.