Home / 3,641.18-5,027.20-2,800.33

Finding the Fourth Proportional to 3,641.18, 5,027.20 and 2,800.33

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Solution

The fourth proportional to 3,641.18, 5,027.20 and 2,800.33 is: 3,866.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.18 : 5,027.20 = 2,800.33 : x
  2. Step 2: Convert to fraction form
    3,641.18/5,027.20 = 2,800.33/x
  3. Step 3: Cross multiply
    3,641.18x = 5,027.20 × 2,800.33
  4. Step 4: Simplify right side
    3,641.18x = 14,077,799.41
  5. Step 5: Solve for x
    x = 14,077,799.41/3,641.18
  6. Step 6: Final answer
    x = 3,866.28

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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.