Home / 4,099.21-6,149.86-1,177.47

Finding the Fourth Proportional to 4,099.21, 6,149.86 and 1,177.47

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Solution

The fourth proportional to 4,099.21, 6,149.86 and 1,177.47 is: 1,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.21 : 6,149.86 = 1,177.47 : x
  2. Step 2: Convert to fraction form
    4,099.21/6,149.86 = 1,177.47/x
  3. Step 3: Cross multiply
    4,099.21x = 6,149.86 × 1,177.47
  4. Step 4: Simplify right side
    4,099.21x = 7,241,272.71
  5. Step 5: Solve for x
    x = 7,241,272.71/4,099.21
  6. Step 6: Final answer
    x = 1,766.51

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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.