Home / 5,331.46-7,357.56-2,974.06

Finding the Fourth Proportional to 5,331.46, 7,357.56 and 2,974.06

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Solution

The fourth proportional to 5,331.46, 7,357.56 and 2,974.06 is: 4,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.46 : 7,357.56 = 2,974.06 : x
  2. Step 2: Convert to fraction form
    5,331.46/7,357.56 = 2,974.06/x
  3. Step 3: Cross multiply
    5,331.46x = 7,357.56 × 2,974.06
  4. Step 4: Simplify right side
    5,331.46x = 21,881,824.89
  5. Step 5: Solve for x
    x = 21,881,824.89/5,331.46
  6. Step 6: Final answer
    x = 4,104.28

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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.