Home / 8,743.96-13,113.10-2,899

Finding the Fourth Proportional to 8,743.96, 13,113.10 and 2,899

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Solution

The fourth proportional to 8,743.96, 13,113.10 and 2,899 is: 4,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.96 : 13,113.10 = 2,899 : x
  2. Step 2: Convert to fraction form
    8,743.96/13,113.10 = 2,899/x
  3. Step 3: Cross multiply
    8,743.96x = 13,113.10 × 2,899
  4. Step 4: Simplify right side
    8,743.96x = 38,014,876.90
  5. Step 5: Solve for x
    x = 38,014,876.90/8,743.96
  6. Step 6: Final answer
    x = 4,347.56

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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.