Home / 3,369.46-4,648.89-1,953.04

Finding the Fourth Proportional to 3,369.46, 4,648.89 and 1,953.04

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Solution

The fourth proportional to 3,369.46, 4,648.89 and 1,953.04 is: 2,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.46 : 4,648.89 = 1,953.04 : x
  2. Step 2: Convert to fraction form
    3,369.46/4,648.89 = 1,953.04/x
  3. Step 3: Cross multiply
    3,369.46x = 4,648.89 × 1,953.04
  4. Step 4: Simplify right side
    3,369.46x = 9,079,468.13
  5. Step 5: Solve for x
    x = 9,079,468.13/3,369.46
  6. Step 6: Final answer
    x = 2,694.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.