Home / 2,555.60-3,524.84-1,892.48

Finding the Fourth Proportional to 2,555.60, 3,524.84 and 1,892.48

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Solution

The fourth proportional to 2,555.60, 3,524.84 and 1,892.48 is: 2,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.60 : 3,524.84 = 1,892.48 : x
  2. Step 2: Convert to fraction form
    2,555.60/3,524.84 = 1,892.48/x
  3. Step 3: Cross multiply
    2,555.60x = 3,524.84 × 1,892.48
  4. Step 4: Simplify right side
    2,555.60x = 6,670,689.20
  5. Step 5: Solve for x
    x = 6,670,689.20/2,555.60
  6. Step 6: Final answer
    x = 2,610.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.