Home / 7,393.50-11,080.53-3,647.34

Finding the Fourth Proportional to 7,393.50, 11,080.53 and 3,647.34

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Solution

The fourth proportional to 7,393.50, 11,080.53 and 3,647.34 is: 5,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.50 : 11,080.53 = 3,647.34 : x
  2. Step 2: Convert to fraction form
    7,393.50/11,080.53 = 3,647.34/x
  3. Step 3: Cross multiply
    7,393.50x = 11,080.53 × 3,647.34
  4. Step 4: Simplify right side
    7,393.50x = 40,414,460.29
  5. Step 5: Solve for x
    x = 40,414,460.29/7,393.50
  6. Step 6: Final answer
    x = 5,466.21

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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.