Home / 3,454.07-5,192.03-2,972.93

Finding the Fourth Proportional to 3,454.07, 5,192.03 and 2,972.93

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Solution

The fourth proportional to 3,454.07, 5,192.03 and 2,972.93 is: 4,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.07 : 5,192.03 = 2,972.93 : x
  2. Step 2: Convert to fraction form
    3,454.07/5,192.03 = 2,972.93/x
  3. Step 3: Cross multiply
    3,454.07x = 5,192.03 × 2,972.93
  4. Step 4: Simplify right side
    3,454.07x = 15,435,523.22
  5. Step 5: Solve for x
    x = 15,435,523.22/3,454.07
  6. Step 6: Final answer
    x = 4,468.80

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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.