Home / 9,318.18-13,972.95-3,473.22

Finding the Fourth Proportional to 9,318.18, 13,972.95 and 3,473.22

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Solution

The fourth proportional to 9,318.18, 13,972.95 and 3,473.22 is: 5,208.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.18 : 13,972.95 = 3,473.22 : x
  2. Step 2: Convert to fraction form
    9,318.18/13,972.95 = 3,473.22/x
  3. Step 3: Cross multiply
    9,318.18x = 13,972.95 × 3,473.22
  4. Step 4: Simplify right side
    9,318.18x = 48,531,129.40
  5. Step 5: Solve for x
    x = 48,531,129.40/9,318.18
  6. Step 6: Final answer
    x = 5,208.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.