Home / 7,554.05-11,321.04-3,393.28

Finding the Fourth Proportional to 7,554.05, 11,321.04 and 3,393.28

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Solution

The fourth proportional to 7,554.05, 11,321.04 and 3,393.28 is: 5,085.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.05 : 11,321.04 = 3,393.28 : x
  2. Step 2: Convert to fraction form
    7,554.05/11,321.04 = 3,393.28/x
  3. Step 3: Cross multiply
    7,554.05x = 11,321.04 × 3,393.28
  4. Step 4: Simplify right side
    7,554.05x = 38,415,430.31
  5. Step 5: Solve for x
    x = 38,415,430.31/7,554.05
  6. Step 6: Final answer
    x = 5,085.41

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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.