Home / 10,170.87-14,035.38-5,922.05

Finding the Fourth Proportional to 10,170.87, 14,035.38 and 5,922.05

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Solution

The fourth proportional to 10,170.87, 14,035.38 and 5,922.05 is: 8,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.87 : 14,035.38 = 5,922.05 : x
  2. Step 2: Convert to fraction form
    10,170.87/14,035.38 = 5,922.05/x
  3. Step 3: Cross multiply
    10,170.87x = 14,035.38 × 5,922.05
  4. Step 4: Simplify right side
    10,170.87x = 83,118,151.95
  5. Step 5: Solve for x
    x = 83,118,151.95/10,170.87
  6. Step 6: Final answer
    x = 8,172.18

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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.