Home / 5,547.29-8,318.45-2,082.11

Finding the Fourth Proportional to 5,547.29, 8,318.45 and 2,082.11

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Solution

The fourth proportional to 5,547.29, 8,318.45 and 2,082.11 is: 3,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.29 : 8,318.45 = 2,082.11 : x
  2. Step 2: Convert to fraction form
    5,547.29/8,318.45 = 2,082.11/x
  3. Step 3: Cross multiply
    5,547.29x = 8,318.45 × 2,082.11
  4. Step 4: Simplify right side
    5,547.29x = 17,319,891.54
  5. Step 5: Solve for x
    x = 17,319,891.54/5,547.29
  6. Step 6: Final answer
    x = 3,122.23

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1.5x scale

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.