Home / 3,529.62-5,292.54-1,188.85

Finding the Fourth Proportional to 3,529.62, 5,292.54 and 1,188.85

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Solution

The fourth proportional to 3,529.62, 5,292.54 and 1,188.85 is: 1,782.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.62 : 5,292.54 = 1,188.85 : x
  2. Step 2: Convert to fraction form
    3,529.62/5,292.54 = 1,188.85/x
  3. Step 3: Cross multiply
    3,529.62x = 5,292.54 × 1,188.85
  4. Step 4: Simplify right side
    3,529.62x = 6,292,036.18
  5. Step 5: Solve for x
    x = 6,292,036.18/3,529.62
  6. Step 6: Final answer
    x = 1,782.64

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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.