Home / 3,615.75-5,423.62-1,150.56

Finding the Fourth Proportional to 3,615.75, 5,423.62 and 1,150.56

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Solution

The fourth proportional to 3,615.75, 5,423.62 and 1,150.56 is: 1,725.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.75 : 5,423.62 = 1,150.56 : x
  2. Step 2: Convert to fraction form
    3,615.75/5,423.62 = 1,150.56/x
  3. Step 3: Cross multiply
    3,615.75x = 5,423.62 × 1,150.56
  4. Step 4: Simplify right side
    3,615.75x = 6,240,200.23
  5. Step 5: Solve for x
    x = 6,240,200.23/3,615.75
  6. Step 6: Final answer
    x = 1,725.84

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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.