Home / 10,350.30-14,267.55-8,108.19

Finding the Fourth Proportional to 10,350.30, 14,267.55 and 8,108.19

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Solution

The fourth proportional to 10,350.30, 14,267.55 and 8,108.19 is: 11,176.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.30 : 14,267.55 = 8,108.19 : x
  2. Step 2: Convert to fraction form
    10,350.30/14,267.55 = 8,108.19/x
  3. Step 3: Cross multiply
    10,350.30x = 14,267.55 × 8,108.19
  4. Step 4: Simplify right side
    10,350.30x = 115,684,006.23
  5. Step 5: Solve for x
    x = 115,684,006.23/10,350.30
  6. Step 6: Final answer
    x = 11,176.87

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.