Home / 10,927.63-16,391.45-4,353.87

Finding the Fourth Proportional to 10,927.63, 16,391.45 and 4,353.87

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Solution

The fourth proportional to 10,927.63, 16,391.45 and 4,353.87 is: 6,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.63 : 16,391.45 = 4,353.87 : x
  2. Step 2: Convert to fraction form
    10,927.63/16,391.45 = 4,353.87/x
  3. Step 3: Cross multiply
    10,927.63x = 16,391.45 × 4,353.87
  4. Step 4: Simplify right side
    10,927.63x = 71,366,242.41
  5. Step 5: Solve for x
    x = 71,366,242.41/10,927.63
  6. Step 6: Final answer
    x = 6,530.81

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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.