Home / 10,206.03-15,294.67-8,116.77

Finding the Fourth Proportional to 10,206.03, 15,294.67 and 8,116.77

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Solution

The fourth proportional to 10,206.03, 15,294.67 and 8,116.77 is: 12,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.03 : 15,294.67 = 8,116.77 : x
  2. Step 2: Convert to fraction form
    10,206.03/15,294.67 = 8,116.77/x
  3. Step 3: Cross multiply
    10,206.03x = 15,294.67 × 8,116.77
  4. Step 4: Simplify right side
    10,206.03x = 124,143,318.62
  5. Step 5: Solve for x
    x = 124,143,318.62/10,206.03
  6. Step 6: Final answer
    x = 12,163.72

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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.