Home / 2,940.48-4,057.86-1,614.22

Finding the Fourth Proportional to 2,940.48, 4,057.86 and 1,614.22

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Solution

The fourth proportional to 2,940.48, 4,057.86 and 1,614.22 is: 2,227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.48 : 4,057.86 = 1,614.22 : x
  2. Step 2: Convert to fraction form
    2,940.48/4,057.86 = 1,614.22/x
  3. Step 3: Cross multiply
    2,940.48x = 4,057.86 × 1,614.22
  4. Step 4: Simplify right side
    2,940.48x = 6,550,278.77
  5. Step 5: Solve for x
    x = 6,550,278.77/2,940.48
  6. Step 6: Final answer
    x = 2,227.62

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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.