Home / 10,667.13-16,000.77-6,992.62

Finding the Fourth Proportional to 10,667.13, 16,000.77 and 6,992.62

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Solution

The fourth proportional to 10,667.13, 16,000.77 and 6,992.62 is: 10,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.13 : 16,000.77 = 6,992.62 : x
  2. Step 2: Convert to fraction form
    10,667.13/16,000.77 = 6,992.62/x
  3. Step 3: Cross multiply
    10,667.13x = 16,000.77 × 6,992.62
  4. Step 4: Simplify right side
    10,667.13x = 111,887,304.32
  5. Step 5: Solve for x
    x = 111,887,304.32/10,667.13
  6. Step 6: Final answer
    x = 10,488.98

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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.