Home / 4,099.16-6,148.78-1,177.56

Finding the Fourth Proportional to 4,099.16, 6,148.78 and 1,177.56

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Solution

The fourth proportional to 4,099.16, 6,148.78 and 1,177.56 is: 1,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.16 : 6,148.78 = 1,177.56 : x
  2. Step 2: Convert to fraction form
    4,099.16/6,148.78 = 1,177.56/x
  3. Step 3: Cross multiply
    4,099.16x = 6,148.78 × 1,177.56
  4. Step 4: Simplify right side
    4,099.16x = 7,240,554.43
  5. Step 5: Solve for x
    x = 7,240,554.43/4,099.16
  6. Step 6: Final answer
    x = 1,766.35

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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.