Home / 6,550.74-9,818.55-4,086.18

Finding the Fourth Proportional to 6,550.74, 9,818.55 and 4,086.18

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Solution

The fourth proportional to 6,550.74, 9,818.55 and 4,086.18 is: 6,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.74 : 9,818.55 = 4,086.18 : x
  2. Step 2: Convert to fraction form
    6,550.74/9,818.55 = 4,086.18/x
  3. Step 3: Cross multiply
    6,550.74x = 9,818.55 × 4,086.18
  4. Step 4: Simplify right side
    6,550.74x = 40,120,362.64
  5. Step 5: Solve for x
    x = 40,120,362.64/6,550.74
  6. Step 6: Final answer
    x = 6,124.55

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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.