Home / 2,040.44-2,815.72-1,156.23

Finding the Fourth Proportional to 2,040.44, 2,815.72 and 1,156.23

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Solution

The fourth proportional to 2,040.44, 2,815.72 and 1,156.23 is: 1,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.44 : 2,815.72 = 1,156.23 : x
  2. Step 2: Convert to fraction form
    2,040.44/2,815.72 = 1,156.23/x
  3. Step 3: Cross multiply
    2,040.44x = 2,815.72 × 1,156.23
  4. Step 4: Simplify right side
    2,040.44x = 3,255,619.94
  5. Step 5: Solve for x
    x = 3,255,619.94/2,040.44
  6. Step 6: Final answer
    x = 1,595.55

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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.