Home / 9,974.66-13,764.80-5,498.31

Finding the Fourth Proportional to 9,974.66, 13,764.80 and 5,498.31

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Solution

The fourth proportional to 9,974.66, 13,764.80 and 5,498.31 is: 7,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.66 : 13,764.80 = 5,498.31 : x
  2. Step 2: Convert to fraction form
    9,974.66/13,764.80 = 5,498.31/x
  3. Step 3: Cross multiply
    9,974.66x = 13,764.80 × 5,498.31
  4. Step 4: Simplify right side
    9,974.66x = 75,683,202.85
  5. Step 5: Solve for x
    x = 75,683,202.85/9,974.66
  6. Step 6: Final answer
    x = 7,587.55

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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.