Home / 2,869.56-4,304.72-1,408.76

Finding the Fourth Proportional to 2,869.56, 4,304.72 and 1,408.76

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Solution

The fourth proportional to 2,869.56, 4,304.72 and 1,408.76 is: 2,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.56 : 4,304.72 = 1,408.76 : x
  2. Step 2: Convert to fraction form
    2,869.56/4,304.72 = 1,408.76/x
  3. Step 3: Cross multiply
    2,869.56x = 4,304.72 × 1,408.76
  4. Step 4: Simplify right side
    2,869.56x = 6,064,317.35
  5. Step 5: Solve for x
    x = 6,064,317.35/2,869.56
  6. Step 6: Final answer
    x = 2,113.33

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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.