Home / 3,434.73-5,151.27-1,485.87

Finding the Fourth Proportional to 3,434.73, 5,151.27 and 1,485.87

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Solution

The fourth proportional to 3,434.73, 5,151.27 and 1,485.87 is: 2,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.73 : 5,151.27 = 1,485.87 : x
  2. Step 2: Convert to fraction form
    3,434.73/5,151.27 = 1,485.87/x
  3. Step 3: Cross multiply
    3,434.73x = 5,151.27 × 1,485.87
  4. Step 4: Simplify right side
    3,434.73x = 7,654,117.55
  5. Step 5: Solve for x
    x = 7,654,117.55/3,434.73
  6. Step 6: Final answer
    x = 2,228.45

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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.