Home / 7,331.12-10,116.93-3,973.95

Finding the Fourth Proportional to 7,331.12, 10,116.93 and 3,973.95

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Solution

The fourth proportional to 7,331.12, 10,116.93 and 3,973.95 is: 5,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.12 : 10,116.93 = 3,973.95 : x
  2. Step 2: Convert to fraction form
    7,331.12/10,116.93 = 3,973.95/x
  3. Step 3: Cross multiply
    7,331.12x = 10,116.93 × 3,973.95
  4. Step 4: Simplify right side
    7,331.12x = 40,204,173.97
  5. Step 5: Solve for x
    x = 40,204,173.97/7,331.12
  6. Step 6: Final answer
    x = 5,484.05

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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.