Home / 5,276.89-7,283.31-3,040.06

Finding the Fourth Proportional to 5,276.89, 7,283.31 and 3,040.06

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Solution

The fourth proportional to 5,276.89, 7,283.31 and 3,040.06 is: 4,195.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.89 : 7,283.31 = 3,040.06 : x
  2. Step 2: Convert to fraction form
    5,276.89/7,283.31 = 3,040.06/x
  3. Step 3: Cross multiply
    5,276.89x = 7,283.31 × 3,040.06
  4. Step 4: Simplify right side
    5,276.89x = 22,141,662.98
  5. Step 5: Solve for x
    x = 22,141,662.98/5,276.89
  6. Step 6: Final answer
    x = 4,195.97

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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.