Home / 9,948.44-13,728.15-5,472.38

Finding the Fourth Proportional to 9,948.44, 13,728.15 and 5,472.38

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Solution

The fourth proportional to 9,948.44, 13,728.15 and 5,472.38 is: 7,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.44 : 13,728.15 = 5,472.38 : x
  2. Step 2: Convert to fraction form
    9,948.44/13,728.15 = 5,472.38/x
  3. Step 3: Cross multiply
    9,948.44x = 13,728.15 × 5,472.38
  4. Step 4: Simplify right side
    9,948.44x = 75,125,653.50
  5. Step 5: Solve for x
    x = 75,125,653.50/9,948.44
  6. Step 6: Final answer
    x = 7,551.50

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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.