Home / 3,177.53-4,766.29-1,231.10

Finding the Fourth Proportional to 3,177.53, 4,766.29 and 1,231.10

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Solution

The fourth proportional to 3,177.53, 4,766.29 and 1,231.10 is: 1,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.53 : 4,766.29 = 1,231.10 : x
  2. Step 2: Convert to fraction form
    3,177.53/4,766.29 = 1,231.10/x
  3. Step 3: Cross multiply
    3,177.53x = 4,766.29 × 1,231.10
  4. Step 4: Simplify right side
    3,177.53x = 5,867,777.51
  5. Step 5: Solve for x
    x = 5,867,777.51/3,177.53
  6. Step 6: Final answer
    x = 1,846.65

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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.