Home / 3,049.11-4,543.09-2,721.67

Finding the Fourth Proportional to 3,049.11, 4,543.09 and 2,721.67

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Solution

The fourth proportional to 3,049.11, 4,543.09 and 2,721.67 is: 4,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.11 : 4,543.09 = 2,721.67 : x
  2. Step 2: Convert to fraction form
    3,049.11/4,543.09 = 2,721.67/x
  3. Step 3: Cross multiply
    3,049.11x = 4,543.09 × 2,721.67
  4. Step 4: Simplify right side
    3,049.11x = 12,364,773.60
  5. Step 5: Solve for x
    x = 12,364,773.60/3,049.11
  6. Step 6: Final answer
    x = 4,055.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.