Home / 2,868.60-4,296.10-1,403.04

Finding the Fourth Proportional to 2,868.60, 4,296.10 and 1,403.04

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Solution

The fourth proportional to 2,868.60, 4,296.10 and 1,403.04 is: 2,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.60 : 4,296.10 = 1,403.04 : x
  2. Step 2: Convert to fraction form
    2,868.60/4,296.10 = 1,403.04/x
  3. Step 3: Cross multiply
    2,868.60x = 4,296.10 × 1,403.04
  4. Step 4: Simplify right side
    2,868.60x = 6,027,600.14
  5. Step 5: Solve for x
    x = 6,027,600.14/2,868.60
  6. Step 6: Final answer
    x = 2,101.23

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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.