Home / 4,130.15-6,190.37-2,049.53

Finding the Fourth Proportional to 4,130.15, 6,190.37 and 2,049.53

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Solution

The fourth proportional to 4,130.15, 6,190.37 and 2,049.53 is: 3,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.15 : 6,190.37 = 2,049.53 : x
  2. Step 2: Convert to fraction form
    4,130.15/6,190.37 = 2,049.53/x
  3. Step 3: Cross multiply
    4,130.15x = 6,190.37 × 2,049.53
  4. Step 4: Simplify right side
    4,130.15x = 12,687,338.78
  5. Step 5: Solve for x
    x = 12,687,338.78/4,130.15
  6. Step 6: Final answer
    x = 3,071.88

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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.