Home / 2,887.43-4,331.14-2,274.37

Finding the Fourth Proportional to 2,887.43, 4,331.14 and 2,274.37

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Solution

The fourth proportional to 2,887.43, 4,331.14 and 2,274.37 is: 3,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.43 : 4,331.14 = 2,274.37 : x
  2. Step 2: Convert to fraction form
    2,887.43/4,331.14 = 2,274.37/x
  3. Step 3: Cross multiply
    2,887.43x = 4,331.14 × 2,274.37
  4. Step 4: Simplify right side
    2,887.43x = 9,850,598.37
  5. Step 5: Solve for x
    x = 9,850,598.37/2,887.43
  6. Step 6: Final answer
    x = 3,411.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.