Home / 9,850.14-13,602.40-6,319.49

Finding the Fourth Proportional to 9,850.14, 13,602.40 and 6,319.49

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Solution

The fourth proportional to 9,850.14, 13,602.40 and 6,319.49 is: 8,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,850.14 : 13,602.40 = 6,319.49 : x
  2. Step 2: Convert to fraction form
    9,850.14/13,602.40 = 6,319.49/x
  3. Step 3: Cross multiply
    9,850.14x = 13,602.40 × 6,319.49
  4. Step 4: Simplify right side
    9,850.14x = 85,960,146.97
  5. Step 5: Solve for x
    x = 85,960,146.97/9,850.14
  6. Step 6: Final answer
    x = 8,726.79

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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.