Home / 9,964.26-13,750.70-5,488.02

Finding the Fourth Proportional to 9,964.26, 13,750.70 and 5,488.02

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Solution

The fourth proportional to 9,964.26, 13,750.70 and 5,488.02 is: 7,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.26 : 13,750.70 = 5,488.02 : x
  2. Step 2: Convert to fraction form
    9,964.26/13,750.70 = 5,488.02/x
  3. Step 3: Cross multiply
    9,964.26x = 13,750.70 × 5,488.02
  4. Step 4: Simplify right side
    9,964.26x = 75,464,089.17
  5. Step 5: Solve for x
    x = 75,464,089.17/9,964.26
  6. Step 6: Final answer
    x = 7,573.48

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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.