Home / 2,700.18-3,724.80-1,754.70

Finding the Fourth Proportional to 2,700.18, 3,724.80 and 1,754.70

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Solution

The fourth proportional to 2,700.18, 3,724.80 and 1,754.70 is: 2,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.18 : 3,724.80 = 1,754.70 : x
  2. Step 2: Convert to fraction form
    2,700.18/3,724.80 = 1,754.70/x
  3. Step 3: Cross multiply
    2,700.18x = 3,724.80 × 1,754.70
  4. Step 4: Simplify right side
    2,700.18x = 6,535,906.56
  5. Step 5: Solve for x
    x = 6,535,906.56/2,700.18
  6. Step 6: Final answer
    x = 2,420.54

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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.