Home / 2,512.90-3,769.95-1,051.24

Finding the Fourth Proportional to 2,512.90, 3,769.95 and 1,051.24

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Solution

The fourth proportional to 2,512.90, 3,769.95 and 1,051.24 is: 1,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.90 : 3,769.95 = 1,051.24 : x
  2. Step 2: Convert to fraction form
    2,512.90/3,769.95 = 1,051.24/x
  3. Step 3: Cross multiply
    2,512.90x = 3,769.95 × 1,051.24
  4. Step 4: Simplify right side
    2,512.90x = 3,963,122.24
  5. Step 5: Solve for x
    x = 3,963,122.24/2,512.90
  6. Step 6: Final answer
    x = 1,577.11

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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.