Home / 7,556.81-11,331.32-3,393.26

Finding the Fourth Proportional to 7,556.81, 11,331.32 and 3,393.26

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Solution

The fourth proportional to 7,556.81, 11,331.32 and 3,393.26 is: 5,088.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.81 : 11,331.32 = 3,393.26 : x
  2. Step 2: Convert to fraction form
    7,556.81/11,331.32 = 3,393.26/x
  3. Step 3: Cross multiply
    7,556.81x = 11,331.32 × 3,393.26
  4. Step 4: Simplify right side
    7,556.81x = 38,450,041.28
  5. Step 5: Solve for x
    x = 38,450,041.28/7,556.81
  6. Step 6: Final answer
    x = 5,088.13

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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.