Home / 10,348.15-14,283.20-6,372.60

Finding the Fourth Proportional to 10,348.15, 14,283.20 and 6,372.60

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Solution

The fourth proportional to 10,348.15, 14,283.20 and 6,372.60 is: 8,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.15 : 14,283.20 = 6,372.60 : x
  2. Step 2: Convert to fraction form
    10,348.15/14,283.20 = 6,372.60/x
  3. Step 3: Cross multiply
    10,348.15x = 14,283.20 × 6,372.60
  4. Step 4: Simplify right side
    10,348.15x = 91,021,034.90
  5. Step 5: Solve for x
    x = 91,021,034.90/10,348.15
  6. Step 6: Final answer
    x = 8,795.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.