Home / 2,940.43-4,057.68-1,614.10

Finding the Fourth Proportional to 2,940.43, 4,057.68 and 1,614.10

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Solution

The fourth proportional to 2,940.43, 4,057.68 and 1,614.10 is: 2,227.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.43 : 4,057.68 = 1,614.10 : x
  2. Step 2: Convert to fraction form
    2,940.43/4,057.68 = 1,614.10/x
  3. Step 3: Cross multiply
    2,940.43x = 4,057.68 × 1,614.10
  4. Step 4: Simplify right side
    2,940.43x = 6,549,501.29
  5. Step 5: Solve for x
    x = 6,549,501.29/2,940.43
  6. Step 6: Final answer
    x = 2,227.40

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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.