Home / 10,903.43-16,353.60-3,506.95

Finding the Fourth Proportional to 10,903.43, 16,353.60 and 3,506.95

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Solution

The fourth proportional to 10,903.43, 16,353.60 and 3,506.95 is: 5,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903.43 : 16,353.60 = 3,506.95 : x
  2. Step 2: Convert to fraction form
    10,903.43/16,353.60 = 3,506.95/x
  3. Step 3: Cross multiply
    10,903.43x = 16,353.60 × 3,506.95
  4. Step 4: Simplify right side
    10,903.43x = 57,351,257.52
  5. Step 5: Solve for x
    x = 57,351,257.52/10,903.43
  6. Step 6: Final answer
    x = 5,259.93

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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.