Home / 1,369.05-2,047.92-1,037.49

Finding the Fourth Proportional to 1,369.05, 2,047.92 and 1,037.49

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Solution

The fourth proportional to 1,369.05, 2,047.92 and 1,037.49 is: 1,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369.05 : 2,047.92 = 1,037.49 : x
  2. Step 2: Convert to fraction form
    1,369.05/2,047.92 = 1,037.49/x
  3. Step 3: Cross multiply
    1,369.05x = 2,047.92 × 1,037.49
  4. Step 4: Simplify right side
    1,369.05x = 2,124,696.47
  5. Step 5: Solve for x
    x = 2,124,696.47/1,369.05
  6. Step 6: Final answer
    x = 1,551.95

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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.