Home / 9,964.52-13,750.42-5,772.04

Finding the Fourth Proportional to 9,964.52, 13,750.42 and 5,772.04

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Solution

The fourth proportional to 9,964.52, 13,750.42 and 5,772.04 is: 7,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.52 : 13,750.42 = 5,772.04 : x
  2. Step 2: Convert to fraction form
    9,964.52/13,750.42 = 5,772.04/x
  3. Step 3: Cross multiply
    9,964.52x = 13,750.42 × 5,772.04
  4. Step 4: Simplify right side
    9,964.52x = 79,367,974.26
  5. Step 5: Solve for x
    x = 79,367,974.26/9,964.52
  6. Step 6: Final answer
    x = 7,965.06

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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.