Home / 10,205.01-14,083.11-5,729.19

Finding the Fourth Proportional to 10,205.01, 14,083.11 and 5,729.19

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Solution

The fourth proportional to 10,205.01, 14,083.11 and 5,729.19 is: 7,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.01 : 14,083.11 = 5,729.19 : x
  2. Step 2: Convert to fraction form
    10,205.01/14,083.11 = 5,729.19/x
  3. Step 3: Cross multiply
    10,205.01x = 14,083.11 × 5,729.19
  4. Step 4: Simplify right side
    10,205.01x = 80,684,812.98
  5. Step 5: Solve for x
    x = 80,684,812.98/10,205.01
  6. Step 6: Final answer
    x = 7,906.39

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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.