Home / 10,464.37-14,424.20-8,222.39

Finding the Fourth Proportional to 10,464.37, 14,424.20 and 8,222.39

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Solution

The fourth proportional to 10,464.37, 14,424.20 and 8,222.39 is: 11,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.37 : 14,424.20 = 8,222.39 : x
  2. Step 2: Convert to fraction form
    10,464.37/14,424.20 = 8,222.39/x
  3. Step 3: Cross multiply
    10,464.37x = 14,424.20 × 8,222.39
  4. Step 4: Simplify right side
    10,464.37x = 118,601,397.84
  5. Step 5: Solve for x
    x = 118,601,397.84/10,464.37
  6. Step 6: Final answer
    x = 11,333.83

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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.