Home / 2,527.80-3,792.18-1,294.20

Finding the Fourth Proportional to 2,527.80, 3,792.18 and 1,294.20

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Solution

The fourth proportional to 2,527.80, 3,792.18 and 1,294.20 is: 1,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.80 : 3,792.18 = 1,294.20 : x
  2. Step 2: Convert to fraction form
    2,527.80/3,792.18 = 1,294.20/x
  3. Step 3: Cross multiply
    2,527.80x = 3,792.18 × 1,294.20
  4. Step 4: Simplify right side
    2,527.80x = 4,907,839.36
  5. Step 5: Solve for x
    x = 4,907,839.36/2,527.80
  6. Step 6: Final answer
    x = 1,941.55

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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.