Home / 9,836.40-13,585.24-7,625

Finding the Fourth Proportional to 9,836.40, 13,585.24 and 7,625

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Solution

The fourth proportional to 9,836.40, 13,585.24 and 7,625 is: 10,531.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,836.40 : 13,585.24 = 7,625 : x
  2. Step 2: Convert to fraction form
    9,836.40/13,585.24 = 7,625/x
  3. Step 3: Cross multiply
    9,836.40x = 13,585.24 × 7,625
  4. Step 4: Simplify right side
    9,836.40x = 103,587,455
  5. Step 5: Solve for x
    x = 103,587,455/9,836.40
  6. Step 6: Final answer
    x = 10,531.03

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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.