Home / 10,808.22-14,911.42-6,331.54

Finding the Fourth Proportional to 10,808.22, 14,911.42 and 6,331.54

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Solution

The fourth proportional to 10,808.22, 14,911.42 and 6,331.54 is: 8,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.22 : 14,911.42 = 6,331.54 : x
  2. Step 2: Convert to fraction form
    10,808.22/14,911.42 = 6,331.54/x
  3. Step 3: Cross multiply
    10,808.22x = 14,911.42 × 6,331.54
  4. Step 4: Simplify right side
    10,808.22x = 94,412,252.19
  5. Step 5: Solve for x
    x = 94,412,252.19/10,808.22
  6. Step 6: Final answer
    x = 8,735.23

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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.