Home / 10,099.80-13,944.60-6,324.51

Finding the Fourth Proportional to 10,099.80, 13,944.60 and 6,324.51

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Solution

The fourth proportional to 10,099.80, 13,944.60 and 6,324.51 is: 8,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.80 : 13,944.60 = 6,324.51 : x
  2. Step 2: Convert to fraction form
    10,099.80/13,944.60 = 6,324.51/x
  3. Step 3: Cross multiply
    10,099.80x = 13,944.60 × 6,324.51
  4. Step 4: Simplify right side
    10,099.80x = 88,192,762.15
  5. Step 5: Solve for x
    x = 88,192,762.15/10,099.80
  6. Step 6: Final answer
    x = 8,732.13

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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.