Home / 2,504.74-3,756.92-1,118.20

Finding the Fourth Proportional to 2,504.74, 3,756.92 and 1,118.20

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Solution

The fourth proportional to 2,504.74, 3,756.92 and 1,118.20 is: 1,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.74 : 3,756.92 = 1,118.20 : x
  2. Step 2: Convert to fraction form
    2,504.74/3,756.92 = 1,118.20/x
  3. Step 3: Cross multiply
    2,504.74x = 3,756.92 × 1,118.20
  4. Step 4: Simplify right side
    2,504.74x = 4,200,971.95
  5. Step 5: Solve for x
    x = 4,200,971.95/2,504.74
  6. Step 6: Final answer
    x = 1,677.21

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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.