Home / 3,660.45-5,491.08-1,195.35

Finding the Fourth Proportional to 3,660.45, 5,491.08 and 1,195.35

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Solution

The fourth proportional to 3,660.45, 5,491.08 and 1,195.35 is: 1,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.45 : 5,491.08 = 1,195.35 : x
  2. Step 2: Convert to fraction form
    3,660.45/5,491.08 = 1,195.35/x
  3. Step 3: Cross multiply
    3,660.45x = 5,491.08 × 1,195.35
  4. Step 4: Simplify right side
    3,660.45x = 6,563,762.48
  5. Step 5: Solve for x
    x = 6,563,762.48/3,660.45
  6. Step 6: Final answer
    x = 1,793.16

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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.