Home / 5,529.44-7,638.09-4,418.17

Finding the Fourth Proportional to 5,529.44, 7,638.09 and 4,418.17

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Solution

The fourth proportional to 5,529.44, 7,638.09 and 4,418.17 is: 6,103.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.44 : 7,638.09 = 4,418.17 : x
  2. Step 2: Convert to fraction form
    5,529.44/7,638.09 = 4,418.17/x
  3. Step 3: Cross multiply
    5,529.44x = 7,638.09 × 4,418.17
  4. Step 4: Simplify right side
    5,529.44x = 33,746,319.81
  5. Step 5: Solve for x
    x = 33,746,319.81/5,529.44
  6. Step 6: Final answer
    x = 6,103.03

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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.