Home / 10,368.57-15,552.85-2,577.38

Finding the Fourth Proportional to 10,368.57, 15,552.85 and 2,577.38

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Solution

The fourth proportional to 10,368.57, 15,552.85 and 2,577.38 is: 3,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.57 : 15,552.85 = 2,577.38 : x
  2. Step 2: Convert to fraction form
    10,368.57/15,552.85 = 2,577.38/x
  3. Step 3: Cross multiply
    10,368.57x = 15,552.85 × 2,577.38
  4. Step 4: Simplify right side
    10,368.57x = 40,085,591.65
  5. Step 5: Solve for x
    x = 40,085,591.65/10,368.57
  6. Step 6: Final answer
    x = 3,866.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.