Home / 2,032.17-3,048.84-861.57

Finding the Fourth Proportional to 2,032.17, 3,048.84 and 861.57

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Solution

The fourth proportional to 2,032.17, 3,048.84 and 861.57 is: 1,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.17 : 3,048.84 = 861.57 : x
  2. Step 2: Convert to fraction form
    2,032.17/3,048.84 = 861.57/x
  3. Step 3: Cross multiply
    2,032.17x = 3,048.84 × 861.57
  4. Step 4: Simplify right side
    2,032.17x = 2,626,789.08
  5. Step 5: Solve for x
    x = 2,626,789.08/2,032.17
  6. Step 6: Final answer
    x = 1,292.60

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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.