Home / 8,908.74-13,366.35-4,230.18

Finding the Fourth Proportional to 8,908.74, 13,366.35 and 4,230.18

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Solution

The fourth proportional to 8,908.74, 13,366.35 and 4,230.18 is: 6,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.74 : 13,366.35 = 4,230.18 : x
  2. Step 2: Convert to fraction form
    8,908.74/13,366.35 = 4,230.18/x
  3. Step 3: Cross multiply
    8,908.74x = 13,366.35 × 4,230.18
  4. Step 4: Simplify right side
    8,908.74x = 56,542,066.44
  5. Step 5: Solve for x
    x = 56,542,066.44/8,908.74
  6. Step 6: Final answer
    x = 6,346.81

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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.