Home / 5,611.44-7,744.08-3,254.40

Finding the Fourth Proportional to 5,611.44, 7,744.08 and 3,254.40

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Solution

The fourth proportional to 5,611.44, 7,744.08 and 3,254.40 is: 4,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.44 : 7,744.08 = 3,254.40 : x
  2. Step 2: Convert to fraction form
    5,611.44/7,744.08 = 3,254.40/x
  3. Step 3: Cross multiply
    5,611.44x = 7,744.08 × 3,254.40
  4. Step 4: Simplify right side
    5,611.44x = 25,202,333.95
  5. Step 5: Solve for x
    x = 25,202,333.95/5,611.44
  6. Step 6: Final answer
    x = 4,491.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.