Home / 8,176.06-11,281.71-4,591.20

Finding the Fourth Proportional to 8,176.06, 11,281.71 and 4,591.20

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Solution

The fourth proportional to 8,176.06, 11,281.71 and 4,591.20 is: 6,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.06 : 11,281.71 = 4,591.20 : x
  2. Step 2: Convert to fraction form
    8,176.06/11,281.71 = 4,591.20/x
  3. Step 3: Cross multiply
    8,176.06x = 11,281.71 × 4,591.20
  4. Step 4: Simplify right side
    8,176.06x = 51,796,586.95
  5. Step 5: Solve for x
    x = 51,796,586.95/8,176.06
  6. Step 6: Final answer
    x = 6,335.15

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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.