Home / 10,444.38-15,675.39-5,511.48

Finding the Fourth Proportional to 10,444.38, 15,675.39 and 5,511.48

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Solution

The fourth proportional to 10,444.38, 15,675.39 and 5,511.48 is: 8,271.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.38 : 15,675.39 = 5,511.48 : x
  2. Step 2: Convert to fraction form
    10,444.38/15,675.39 = 5,511.48/x
  3. Step 3: Cross multiply
    10,444.38x = 15,675.39 × 5,511.48
  4. Step 4: Simplify right side
    10,444.38x = 86,394,598.48
  5. Step 5: Solve for x
    x = 86,394,598.48/10,444.38
  6. Step 6: Final answer
    x = 8,271.87

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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.