Home / 6,117.73-9,176.60-2,421.70

Finding the Fourth Proportional to 6,117.73, 9,176.60 and 2,421.70

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Solution

The fourth proportional to 6,117.73, 9,176.60 and 2,421.70 is: 3,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.73 : 9,176.60 = 2,421.70 : x
  2. Step 2: Convert to fraction form
    6,117.73/9,176.60 = 2,421.70/x
  3. Step 3: Cross multiply
    6,117.73x = 9,176.60 × 2,421.70
  4. Step 4: Simplify right side
    6,117.73x = 22,222,972.22
  5. Step 5: Solve for x
    x = 22,222,972.22/6,117.73
  6. Step 6: Final answer
    x = 3,632.55

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Similar ratio
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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.