Home / 2,512.80-3,465.72-1,883.52

Finding the Fourth Proportional to 2,512.80, 3,465.72 and 1,883.52

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Solution

The fourth proportional to 2,512.80, 3,465.72 and 1,883.52 is: 2,597.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.80 : 3,465.72 = 1,883.52 : x
  2. Step 2: Convert to fraction form
    2,512.80/3,465.72 = 1,883.52/x
  3. Step 3: Cross multiply
    2,512.80x = 3,465.72 × 1,883.52
  4. Step 4: Simplify right side
    2,512.80x = 6,527,752.93
  5. Step 5: Solve for x
    x = 6,527,752.93/2,512.80
  6. Step 6: Final answer
    x = 2,597.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.