Home / 2,027.24-3,042.90-1,722.20

Finding the Fourth Proportional to 2,027.24, 3,042.90 and 1,722.20

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Solution

The fourth proportional to 2,027.24, 3,042.90 and 1,722.20 is: 2,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.24 : 3,042.90 = 1,722.20 : x
  2. Step 2: Convert to fraction form
    2,027.24/3,042.90 = 1,722.20/x
  3. Step 3: Cross multiply
    2,027.24x = 3,042.90 × 1,722.20
  4. Step 4: Simplify right side
    2,027.24x = 5,240,482.38
  5. Step 5: Solve for x
    x = 5,240,482.38/2,027.24
  6. Step 6: Final answer
    x = 2,585.03

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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.