Home / 9,195.48-13,797.78-3,648.70

Finding the Fourth Proportional to 9,195.48, 13,797.78 and 3,648.70

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Solution

The fourth proportional to 9,195.48, 13,797.78 and 3,648.70 is: 5,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.48 : 13,797.78 = 3,648.70 : x
  2. Step 2: Convert to fraction form
    9,195.48/13,797.78 = 3,648.70/x
  3. Step 3: Cross multiply
    9,195.48x = 13,797.78 × 3,648.70
  4. Step 4: Simplify right side
    9,195.48x = 50,343,959.89
  5. Step 5: Solve for x
    x = 50,343,959.89/9,195.48
  6. Step 6: Final answer
    x = 5,474.86

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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.