Home / 9,974.44-13,764.14-5,782.60

Finding the Fourth Proportional to 9,974.44, 13,764.14 and 5,782.60

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Solution

The fourth proportional to 9,974.44, 13,764.14 and 5,782.60 is: 7,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.44 : 13,764.14 = 5,782.60 : x
  2. Step 2: Convert to fraction form
    9,974.44/13,764.14 = 5,782.60/x
  3. Step 3: Cross multiply
    9,974.44x = 13,764.14 × 5,782.60
  4. Step 4: Simplify right side
    9,974.44x = 79,592,515.96
  5. Step 5: Solve for x
    x = 79,592,515.96/9,974.44
  6. Step 6: Final answer
    x = 7,979.65

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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.