Home / 3,698.22-5,545.47-2,055.90

Finding the Fourth Proportional to 3,698.22, 5,545.47 and 2,055.90

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Solution

The fourth proportional to 3,698.22, 5,545.47 and 2,055.90 is: 3,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.22 : 5,545.47 = 2,055.90 : x
  2. Step 2: Convert to fraction form
    3,698.22/5,545.47 = 2,055.90/x
  3. Step 3: Cross multiply
    3,698.22x = 5,545.47 × 2,055.90
  4. Step 4: Simplify right side
    3,698.22x = 11,400,931.77
  5. Step 5: Solve for x
    x = 11,400,931.77/3,698.22
  6. Step 6: Final answer
    x = 3,082.82

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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.