Home / 3,736.05-5,153.51-2,391.95

Finding the Fourth Proportional to 3,736.05, 5,153.51 and 2,391.95

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Solution

The fourth proportional to 3,736.05, 5,153.51 and 2,391.95 is: 3,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.05 : 5,153.51 = 2,391.95 : x
  2. Step 2: Convert to fraction form
    3,736.05/5,153.51 = 2,391.95/x
  3. Step 3: Cross multiply
    3,736.05x = 5,153.51 × 2,391.95
  4. Step 4: Simplify right side
    3,736.05x = 12,326,900.52
  5. Step 5: Solve for x
    x = 12,326,900.52/3,736.05
  6. Step 6: Final answer
    x = 3,299.45

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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.