Home / 10,310.49-15,465.78-3,734.10

Finding the Fourth Proportional to 10,310.49, 15,465.78 and 3,734.10

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Solution

The fourth proportional to 10,310.49, 15,465.78 and 3,734.10 is: 5,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.49 : 15,465.78 = 3,734.10 : x
  2. Step 2: Convert to fraction form
    10,310.49/15,465.78 = 3,734.10/x
  3. Step 3: Cross multiply
    10,310.49x = 15,465.78 × 3,734.10
  4. Step 4: Simplify right side
    10,310.49x = 57,750,769.10
  5. Step 5: Solve for x
    x = 57,750,769.10/10,310.49
  6. Step 6: Final answer
    x = 5,601.17

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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.