Home / 2,562.57-3,839.21-1,177.06

Finding the Fourth Proportional to 2,562.57, 3,839.21 and 1,177.06

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Solution

The fourth proportional to 2,562.57, 3,839.21 and 1,177.06 is: 1,763.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.57 : 3,839.21 = 1,177.06 : x
  2. Step 2: Convert to fraction form
    2,562.57/3,839.21 = 1,177.06/x
  3. Step 3: Cross multiply
    2,562.57x = 3,839.21 × 1,177.06
  4. Step 4: Simplify right side
    2,562.57x = 4,518,980.52
  5. Step 5: Solve for x
    x = 4,518,980.52/2,562.57
  6. Step 6: Final answer
    x = 1,763.46

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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.