Home / 5,034.89-6,947.85-2,796.64

Finding the Fourth Proportional to 5,034.89, 6,947.85 and 2,796.64

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Solution

The fourth proportional to 5,034.89, 6,947.85 and 2,796.64 is: 3,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.89 : 6,947.85 = 2,796.64 : x
  2. Step 2: Convert to fraction form
    5,034.89/6,947.85 = 2,796.64/x
  3. Step 3: Cross multiply
    5,034.89x = 6,947.85 × 2,796.64
  4. Step 4: Simplify right side
    5,034.89x = 19,430,600.48
  5. Step 5: Solve for x
    x = 19,430,600.48/5,034.89
  6. Step 6: Final answer
    x = 3,859.19

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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.