Home / 10,679.52-16,012.44-4,443.84

Finding the Fourth Proportional to 10,679.52, 16,012.44 and 4,443.84

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Solution

The fourth proportional to 10,679.52, 16,012.44 and 4,443.84 is: 6,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.52 : 16,012.44 = 4,443.84 : x
  2. Step 2: Convert to fraction form
    10,679.52/16,012.44 = 4,443.84/x
  3. Step 3: Cross multiply
    10,679.52x = 16,012.44 × 4,443.84
  4. Step 4: Simplify right side
    10,679.52x = 71,156,721.37
  5. Step 5: Solve for x
    x = 71,156,721.37/10,679.52
  6. Step 6: Final answer
    x = 6,662.91

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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.