Home / 10,996.81-16,496.48-3,205.62

Finding the Fourth Proportional to 10,996.81, 16,496.48 and 3,205.62

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Solution

The fourth proportional to 10,996.81, 16,496.48 and 3,205.62 is: 4,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.81 : 16,496.48 = 3,205.62 : x
  2. Step 2: Convert to fraction form
    10,996.81/16,496.48 = 3,205.62/x
  3. Step 3: Cross multiply
    10,996.81x = 16,496.48 × 3,205.62
  4. Step 4: Simplify right side
    10,996.81x = 52,881,430.19
  5. Step 5: Solve for x
    x = 52,881,430.19/10,996.81
  6. Step 6: Final answer
    x = 4,808.80

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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.