Home / 5,525.44-8,247.85-5,119.36

Finding the Fourth Proportional to 5,525.44, 8,247.85 and 5,119.36

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Solution

The fourth proportional to 5,525.44, 8,247.85 and 5,119.36 is: 7,641.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.44 : 8,247.85 = 5,119.36 : x
  2. Step 2: Convert to fraction form
    5,525.44/8,247.85 = 5,119.36/x
  3. Step 3: Cross multiply
    5,525.44x = 8,247.85 × 5,119.36
  4. Step 4: Simplify right side
    5,525.44x = 42,223,713.38
  5. Step 5: Solve for x
    x = 42,223,713.38/5,525.44
  6. Step 6: Final answer
    x = 7,641.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.