Home / 9,310.19-12,848.05-5,331.11

Finding the Fourth Proportional to 9,310.19, 12,848.05 and 5,331.11

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Solution

The fourth proportional to 9,310.19, 12,848.05 and 5,331.11 is: 7,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.19 : 12,848.05 = 5,331.11 : x
  2. Step 2: Convert to fraction form
    9,310.19/12,848.05 = 5,331.11/x
  3. Step 3: Cross multiply
    9,310.19x = 12,848.05 × 5,331.11
  4. Step 4: Simplify right side
    9,310.19x = 68,494,367.84
  5. Step 5: Solve for x
    x = 68,494,367.84/9,310.19
  6. Step 6: Final answer
    x = 7,356.92

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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.