Home / 2,700.18-3,722.79-1,754.31

Finding the Fourth Proportional to 2,700.18, 3,722.79 and 1,754.31

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Solution

The fourth proportional to 2,700.18, 3,722.79 and 1,754.31 is: 2,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.18 : 3,722.79 = 1,754.31 : x
  2. Step 2: Convert to fraction form
    2,700.18/3,722.79 = 1,754.31/x
  3. Step 3: Cross multiply
    2,700.18x = 3,722.79 × 1,754.31
  4. Step 4: Simplify right side
    2,700.18x = 6,530,927.72
  5. Step 5: Solve for x
    x = 6,530,927.72/2,700.18
  6. Step 6: Final answer
    x = 2,418.70

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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.