Home / 4,512.34-6,227.85-2,940.40

Finding the Fourth Proportional to 4,512.34, 6,227.85 and 2,940.40

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Solution

The fourth proportional to 4,512.34, 6,227.85 and 2,940.40 is: 4,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.34 : 6,227.85 = 2,940.40 : x
  2. Step 2: Convert to fraction form
    4,512.34/6,227.85 = 2,940.40/x
  3. Step 3: Cross multiply
    4,512.34x = 6,227.85 × 2,940.40
  4. Step 4: Simplify right side
    4,512.34x = 18,312,370.14
  5. Step 5: Solve for x
    x = 18,312,370.14/4,512.34
  6. Step 6: Final answer
    x = 4,058.29

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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.