Home / 2,863.77-4,296.60-1,402.80

Finding the Fourth Proportional to 2,863.77, 4,296.60 and 1,402.80

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Solution

The fourth proportional to 2,863.77, 4,296.60 and 1,402.80 is: 2,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.77 : 4,296.60 = 1,402.80 : x
  2. Step 2: Convert to fraction form
    2,863.77/4,296.60 = 1,402.80/x
  3. Step 3: Cross multiply
    2,863.77x = 4,296.60 × 1,402.80
  4. Step 4: Simplify right side
    2,863.77x = 6,027,270.48
  5. Step 5: Solve for x
    x = 6,027,270.48/2,863.77
  6. Step 6: Final answer
    x = 2,104.66

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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.