Home / 10,367.46-15,548.52-4,815.36

Finding the Fourth Proportional to 10,367.46, 15,548.52 and 4,815.36

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Solution

The fourth proportional to 10,367.46, 15,548.52 and 4,815.36 is: 7,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.46 : 15,548.52 = 4,815.36 : x
  2. Step 2: Convert to fraction form
    10,367.46/15,548.52 = 4,815.36/x
  3. Step 3: Cross multiply
    10,367.46x = 15,548.52 × 4,815.36
  4. Step 4: Simplify right side
    10,367.46x = 74,871,721.27
  5. Step 5: Solve for x
    x = 74,871,721.27/10,367.46
  6. Step 6: Final answer
    x = 7,221.80

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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.