Home / 3,032.28-4,543.86-2,055

Finding the Fourth Proportional to 3,032.28, 4,543.86 and 2,055

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Solution

The fourth proportional to 3,032.28, 4,543.86 and 2,055 is: 3,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.28 : 4,543.86 = 2,055 : x
  2. Step 2: Convert to fraction form
    3,032.28/4,543.86 = 2,055/x
  3. Step 3: Cross multiply
    3,032.28x = 4,543.86 × 2,055
  4. Step 4: Simplify right side
    3,032.28x = 9,337,632.30
  5. Step 5: Solve for x
    x = 9,337,632.30/3,032.28
  6. Step 6: Final answer
    x = 3,079.41

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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.