Home / 2,511.09-3,764.16-1,125.18

Finding the Fourth Proportional to 2,511.09, 3,764.16 and 1,125.18

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Solution

The fourth proportional to 2,511.09, 3,764.16 and 1,125.18 is: 1,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.09 : 3,764.16 = 1,125.18 : x
  2. Step 2: Convert to fraction form
    2,511.09/3,764.16 = 1,125.18/x
  3. Step 3: Cross multiply
    2,511.09x = 3,764.16 × 1,125.18
  4. Step 4: Simplify right side
    2,511.09x = 4,235,357.55
  5. Step 5: Solve for x
    x = 4,235,357.55/2,511.09
  6. Step 6: Final answer
    x = 1,686.66

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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.