Home / 2,552.72-3,521.07-2,173.64

Finding the Fourth Proportional to 2,552.72, 3,521.07 and 2,173.64

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Solution

The fourth proportional to 2,552.72, 3,521.07 and 2,173.64 is: 2,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.72 : 3,521.07 = 2,173.64 : x
  2. Step 2: Convert to fraction form
    2,552.72/3,521.07 = 2,173.64/x
  3. Step 3: Cross multiply
    2,552.72x = 3,521.07 × 2,173.64
  4. Step 4: Simplify right side
    2,552.72x = 7,653,520.99
  5. Step 5: Solve for x
    x = 7,653,520.99/2,552.72
  6. Step 6: Final answer
    x = 2,998.19

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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.