Home / 6,219.67-9,331.79-2,889.46

Finding the Fourth Proportional to 6,219.67, 9,331.79 and 2,889.46

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Solution

The fourth proportional to 6,219.67, 9,331.79 and 2,889.46 is: 4,335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.67 : 9,331.79 = 2,889.46 : x
  2. Step 2: Convert to fraction form
    6,219.67/9,331.79 = 2,889.46/x
  3. Step 3: Cross multiply
    6,219.67x = 9,331.79 × 2,889.46
  4. Step 4: Simplify right side
    6,219.67x = 26,963,833.93
  5. Step 5: Solve for x
    x = 26,963,833.93/6,219.67
  6. Step 6: Final answer
    x = 4,335.25

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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.