Home / 4,099.19-6,148.31-1,177.79

Finding the Fourth Proportional to 4,099.19, 6,148.31 and 1,177.79

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Solution

The fourth proportional to 4,099.19, 6,148.31 and 1,177.79 is: 1,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.19 : 6,148.31 = 1,177.79 : x
  2. Step 2: Convert to fraction form
    4,099.19/6,148.31 = 1,177.79/x
  3. Step 3: Cross multiply
    4,099.19x = 6,148.31 × 1,177.79
  4. Step 4: Simplify right side
    4,099.19x = 7,241,381.40
  5. Step 5: Solve for x
    x = 7,241,381.40/4,099.19
  6. Step 6: Final answer
    x = 1,766.54

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Double scale
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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.