Home / 4,155.37-5,731.16-2,663.43

Finding the Fourth Proportional to 4,155.37, 5,731.16 and 2,663.43

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Solution

The fourth proportional to 4,155.37, 5,731.16 and 2,663.43 is: 3,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.37 : 5,731.16 = 2,663.43 : x
  2. Step 2: Convert to fraction form
    4,155.37/5,731.16 = 2,663.43/x
  3. Step 3: Cross multiply
    4,155.37x = 5,731.16 × 2,663.43
  4. Step 4: Simplify right side
    4,155.37x = 15,264,540.91
  5. Step 5: Solve for x
    x = 15,264,540.91/4,155.37
  6. Step 6: Final answer
    x = 3,673.45

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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.