Home / 6,218.29-8,581.17-3,565.63

Finding the Fourth Proportional to 6,218.29, 8,581.17 and 3,565.63

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Solution

The fourth proportional to 6,218.29, 8,581.17 and 3,565.63 is: 4,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.29 : 8,581.17 = 3,565.63 : x
  2. Step 2: Convert to fraction form
    6,218.29/8,581.17 = 3,565.63/x
  3. Step 3: Cross multiply
    6,218.29x = 8,581.17 × 3,565.63
  4. Step 4: Simplify right side
    6,218.29x = 30,597,277.19
  5. Step 5: Solve for x
    x = 30,597,277.19/6,218.29
  6. Step 6: Final answer
    x = 4,920.53

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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.