Home / 7,331.13-10,996.65-2,399.66

Finding the Fourth Proportional to 7,331.13, 10,996.65 and 2,399.66

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Solution

The fourth proportional to 7,331.13, 10,996.65 and 2,399.66 is: 3,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.13 : 10,996.65 = 2,399.66 : x
  2. Step 2: Convert to fraction form
    7,331.13/10,996.65 = 2,399.66/x
  3. Step 3: Cross multiply
    7,331.13x = 10,996.65 × 2,399.66
  4. Step 4: Simplify right side
    7,331.13x = 26,388,166.16
  5. Step 5: Solve for x
    x = 26,388,166.16/7,331.13
  6. Step 6: Final answer
    x = 3,599.47

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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.