Home / 2,027.48-2,798.04-1,143.56

Finding the Fourth Proportional to 2,027.48, 2,798.04 and 1,143.56

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Solution

The fourth proportional to 2,027.48, 2,798.04 and 1,143.56 is: 1,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.48 : 2,798.04 = 1,143.56 : x
  2. Step 2: Convert to fraction form
    2,027.48/2,798.04 = 1,143.56/x
  3. Step 3: Cross multiply
    2,027.48x = 2,798.04 × 1,143.56
  4. Step 4: Simplify right side
    2,027.48x = 3,199,726.62
  5. Step 5: Solve for x
    x = 3,199,726.62/2,027.48
  6. Step 6: Final answer
    x = 1,578.18

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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.