Home / 3,008.51-4,152.28-2,212.99

Finding the Fourth Proportional to 3,008.51, 4,152.28 and 2,212.99

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Solution

The fourth proportional to 3,008.51, 4,152.28 and 2,212.99 is: 3,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.51 : 4,152.28 = 2,212.99 : x
  2. Step 2: Convert to fraction form
    3,008.51/4,152.28 = 2,212.99/x
  3. Step 3: Cross multiply
    3,008.51x = 4,152.28 × 2,212.99
  4. Step 4: Simplify right side
    3,008.51x = 9,188,942.35
  5. Step 5: Solve for x
    x = 9,188,942.35/3,008.51
  6. Step 6: Final answer
    x = 3,054.32

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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.