Home / 5,547.09-8,318.18-2,081.91

Finding the Fourth Proportional to 5,547.09, 8,318.18 and 2,081.91

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Solution

The fourth proportional to 5,547.09, 8,318.18 and 2,081.91 is: 3,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.09 : 8,318.18 = 2,081.91 : x
  2. Step 2: Convert to fraction form
    5,547.09/8,318.18 = 2,081.91/x
  3. Step 3: Cross multiply
    5,547.09x = 8,318.18 × 2,081.91
  4. Step 4: Simplify right side
    5,547.09x = 17,317,707.33
  5. Step 5: Solve for x
    x = 17,317,707.33/5,547.09
  6. Step 6: Final answer
    x = 3,121.94

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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.