Home / 2,867.13-4,301.37-1,135.76

Finding the Fourth Proportional to 2,867.13, 4,301.37 and 1,135.76

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Solution

The fourth proportional to 2,867.13, 4,301.37 and 1,135.76 is: 1,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.13 : 4,301.37 = 1,135.76 : x
  2. Step 2: Convert to fraction form
    2,867.13/4,301.37 = 1,135.76/x
  3. Step 3: Cross multiply
    2,867.13x = 4,301.37 × 1,135.76
  4. Step 4: Simplify right side
    2,867.13x = 4,885,302.48
  5. Step 5: Solve for x
    x = 4,885,302.48/2,867.13
  6. Step 6: Final answer
    x = 1,703.90

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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.