Home / 9,331.80-13,998.99-3,407.91

Finding the Fourth Proportional to 9,331.80, 13,998.99 and 3,407.91

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Solution

The fourth proportional to 9,331.80, 13,998.99 and 3,407.91 is: 5,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.80 : 13,998.99 = 3,407.91 : x
  2. Step 2: Convert to fraction form
    9,331.80/13,998.99 = 3,407.91/x
  3. Step 3: Cross multiply
    9,331.80x = 13,998.99 × 3,407.91
  4. Step 4: Simplify right side
    9,331.80x = 47,707,298.01
  5. Step 5: Solve for x
    x = 47,707,298.01/9,331.80
  6. Step 6: Final answer
    x = 5,112.34

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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.