Home / 3,522.36-5,281.80-1,181.56

Finding the Fourth Proportional to 3,522.36, 5,281.80 and 1,181.56

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Solution

The fourth proportional to 3,522.36, 5,281.80 and 1,181.56 is: 1,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.36 : 5,281.80 = 1,181.56 : x
  2. Step 2: Convert to fraction form
    3,522.36/5,281.80 = 1,181.56/x
  3. Step 3: Cross multiply
    3,522.36x = 5,281.80 × 1,181.56
  4. Step 4: Simplify right side
    3,522.36x = 6,240,763.61
  5. Step 5: Solve for x
    x = 6,240,763.61/3,522.36
  6. Step 6: Final answer
    x = 1,771.76

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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.