Home / 8,869.56-13,304.40-4,238.52

Finding the Fourth Proportional to 8,869.56, 13,304.40 and 4,238.52

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Solution

The fourth proportional to 8,869.56, 13,304.40 and 4,238.52 is: 6,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.56 : 13,304.40 = 4,238.52 : x
  2. Step 2: Convert to fraction form
    8,869.56/13,304.40 = 4,238.52/x
  3. Step 3: Cross multiply
    8,869.56x = 13,304.40 × 4,238.52
  4. Step 4: Simplify right side
    8,869.56x = 56,390,965.49
  5. Step 5: Solve for x
    x = 56,390,965.49/8,869.56
  6. Step 6: Final answer
    x = 6,357.81

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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.