Home / 5,809.91-8,020.15-3,452.81

Finding the Fourth Proportional to 5,809.91, 8,020.15 and 3,452.81

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Solution

The fourth proportional to 5,809.91, 8,020.15 and 3,452.81 is: 4,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.91 : 8,020.15 = 3,452.81 : x
  2. Step 2: Convert to fraction form
    5,809.91/8,020.15 = 3,452.81/x
  3. Step 3: Cross multiply
    5,809.91x = 8,020.15 × 3,452.81
  4. Step 4: Simplify right side
    5,809.91x = 27,692,005.39
  5. Step 5: Solve for x
    x = 27,692,005.39/5,809.91
  6. Step 6: Final answer
    x = 4,766.34

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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.