Home / 6,219.11-8,582.43-3,566.49

Finding the Fourth Proportional to 6,219.11, 8,582.43 and 3,566.49

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Solution

The fourth proportional to 6,219.11, 8,582.43 and 3,566.49 is: 4,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.11 : 8,582.43 = 3,566.49 : x
  2. Step 2: Convert to fraction form
    6,219.11/8,582.43 = 3,566.49/x
  3. Step 3: Cross multiply
    6,219.11x = 8,582.43 × 3,566.49
  4. Step 4: Simplify right side
    6,219.11x = 30,609,150.77
  5. Step 5: Solve for x
    x = 30,609,150.77/6,219.11
  6. Step 6: Final answer
    x = 4,921.79

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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.