Home / 10,329.94-15,494.77-2,538.82

Finding the Fourth Proportional to 10,329.94, 15,494.77 and 2,538.82

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Solution

The fourth proportional to 10,329.94, 15,494.77 and 2,538.82 is: 3,808.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.94 : 15,494.77 = 2,538.82 : x
  2. Step 2: Convert to fraction form
    10,329.94/15,494.77 = 2,538.82/x
  3. Step 3: Cross multiply
    10,329.94x = 15,494.77 × 2,538.82
  4. Step 4: Simplify right side
    10,329.94x = 39,338,431.97
  5. Step 5: Solve for x
    x = 39,338,431.97/10,329.94
  6. Step 6: Final answer
    x = 3,808.20

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1.5x scale

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.