Home / 10,675.38-16,013.88-2,884.08

Finding the Fourth Proportional to 10,675.38, 16,013.88 and 2,884.08

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Solution

The fourth proportional to 10,675.38, 16,013.88 and 2,884.08 is: 4,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.38 : 16,013.88 = 2,884.08 : x
  2. Step 2: Convert to fraction form
    10,675.38/16,013.88 = 2,884.08/x
  3. Step 3: Cross multiply
    10,675.38x = 16,013.88 × 2,884.08
  4. Step 4: Simplify right side
    10,675.38x = 46,185,311.03
  5. Step 5: Solve for x
    x = 46,185,311.03/10,675.38
  6. Step 6: Final answer
    x = 4,326.34

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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.