Home / 9,329.18-12,874.04-5,350.03

Finding the Fourth Proportional to 9,329.18, 12,874.04 and 5,350.03

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Solution

The fourth proportional to 9,329.18, 12,874.04 and 5,350.03 is: 7,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.18 : 12,874.04 = 5,350.03 : x
  2. Step 2: Convert to fraction form
    9,329.18/12,874.04 = 5,350.03/x
  3. Step 3: Cross multiply
    9,329.18x = 12,874.04 × 5,350.03
  4. Step 4: Simplify right side
    9,329.18x = 68,876,555.81
  5. Step 5: Solve for x
    x = 68,876,555.81/9,329.18
  6. Step 6: Final answer
    x = 7,382.92

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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.