Home / 10,328.67-14,253.51-5,612.97

Finding the Fourth Proportional to 10,328.67, 14,253.51 and 5,612.97

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Solution

The fourth proportional to 10,328.67, 14,253.51 and 5,612.97 is: 7,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.67 : 14,253.51 = 5,612.97 : x
  2. Step 2: Convert to fraction form
    10,328.67/14,253.51 = 5,612.97/x
  3. Step 3: Cross multiply
    10,328.67x = 14,253.51 × 5,612.97
  4. Step 4: Simplify right side
    10,328.67x = 80,004,524.02
  5. Step 5: Solve for x
    x = 80,004,524.02/10,328.67
  6. Step 6: Final answer
    x = 7,745.87

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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.