Home / 4,117.89-6,177.60-1,449.75

Finding the Fourth Proportional to 4,117.89, 6,177.60 and 1,449.75

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Solution

The fourth proportional to 4,117.89, 6,177.60 and 1,449.75 is: 2,174.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.89 : 6,177.60 = 1,449.75 : x
  2. Step 2: Convert to fraction form
    4,117.89/6,177.60 = 1,449.75/x
  3. Step 3: Cross multiply
    4,117.89x = 6,177.60 × 1,449.75
  4. Step 4: Simplify right side
    4,117.89x = 8,955,964.02
  5. Step 5: Solve for x
    x = 8,955,964.02/4,117.89
  6. Step 6: Final answer
    x = 2,174.89

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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.