Home / 2,027.67-2,798.27-1,143.53

Finding the Fourth Proportional to 2,027.67, 2,798.27 and 1,143.53

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Solution

The fourth proportional to 2,027.67, 2,798.27 and 1,143.53 is: 1,578.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.67 : 2,798.27 = 1,143.53 : x
  2. Step 2: Convert to fraction form
    2,027.67/2,798.27 = 1,143.53/x
  3. Step 3: Cross multiply
    2,027.67x = 2,798.27 × 1,143.53
  4. Step 4: Simplify right side
    2,027.67x = 3,199,905.69
  5. Step 5: Solve for x
    x = 3,199,905.69/2,027.67
  6. Step 6: Final answer
    x = 1,578.12

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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.