Home / 9,974.05-13,764.28-5,497.97

Finding the Fourth Proportional to 9,974.05, 13,764.28 and 5,497.97

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Solution

The fourth proportional to 9,974.05, 13,764.28 and 5,497.97 is: 7,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.05 : 13,764.28 = 5,497.97 : x
  2. Step 2: Convert to fraction form
    9,974.05/13,764.28 = 5,497.97/x
  3. Step 3: Cross multiply
    9,974.05x = 13,764.28 × 5,497.97
  4. Step 4: Simplify right side
    9,974.05x = 75,675,598.51
  5. Step 5: Solve for x
    x = 75,675,598.51/9,974.05
  6. Step 6: Final answer
    x = 7,587.25

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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.