Home / 3,528.24-5,292.62-1,188.25

Finding the Fourth Proportional to 3,528.24, 5,292.62 and 1,188.25

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Solution

The fourth proportional to 3,528.24, 5,292.62 and 1,188.25 is: 1,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.24 : 5,292.62 = 1,188.25 : x
  2. Step 2: Convert to fraction form
    3,528.24/5,292.62 = 1,188.25/x
  3. Step 3: Cross multiply
    3,528.24x = 5,292.62 × 1,188.25
  4. Step 4: Simplify right side
    3,528.24x = 6,288,955.72
  5. Step 5: Solve for x
    x = 6,288,955.72/3,528.24
  6. Step 6: Final answer
    x = 1,782.46

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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.