Home / 9,946.28-13,726.19-5,470.36

Finding the Fourth Proportional to 9,946.28, 13,726.19 and 5,470.36

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Solution

The fourth proportional to 9,946.28, 13,726.19 and 5,470.36 is: 7,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.28 : 13,726.19 = 5,470.36 : x
  2. Step 2: Convert to fraction form
    9,946.28/13,726.19 = 5,470.36/x
  3. Step 3: Cross multiply
    9,946.28x = 13,726.19 × 5,470.36
  4. Step 4: Simplify right side
    9,946.28x = 75,087,200.73
  5. Step 5: Solve for x
    x = 75,087,200.73/9,946.28
  6. Step 6: Final answer
    x = 7,549.27

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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.