Home / 3,018.42-4,504.71-2,940.66

Finding the Fourth Proportional to 3,018.42, 4,504.71 and 2,940.66

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Solution

The fourth proportional to 3,018.42, 4,504.71 and 2,940.66 is: 4,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.42 : 4,504.71 = 2,940.66 : x
  2. Step 2: Convert to fraction form
    3,018.42/4,504.71 = 2,940.66/x
  3. Step 3: Cross multiply
    3,018.42x = 4,504.71 × 2,940.66
  4. Step 4: Simplify right side
    3,018.42x = 13,246,820.51
  5. Step 5: Solve for x
    x = 13,246,820.51/3,018.42
  6. Step 6: Final answer
    x = 4,388.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.