Home / 10,814.77-16,211.11-6,868.91

Finding the Fourth Proportional to 10,814.77, 16,211.11 and 6,868.91

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Solution

The fourth proportional to 10,814.77, 16,211.11 and 6,868.91 is: 10,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.77 : 16,211.11 = 6,868.91 : x
  2. Step 2: Convert to fraction form
    10,814.77/16,211.11 = 6,868.91/x
  3. Step 3: Cross multiply
    10,814.77x = 16,211.11 × 6,868.91
  4. Step 4: Simplify right side
    10,814.77x = 111,352,655.59
  5. Step 5: Solve for x
    x = 111,352,655.59/10,814.77
  6. Step 6: Final answer
    x = 10,296.35

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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.