Home / 5,343.44-7,374.36-3,106.04

Finding the Fourth Proportional to 5,343.44, 7,374.36 and 3,106.04

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Solution

The fourth proportional to 5,343.44, 7,374.36 and 3,106.04 is: 4,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.44 : 7,374.36 = 3,106.04 : x
  2. Step 2: Convert to fraction form
    5,343.44/7,374.36 = 3,106.04/x
  3. Step 3: Cross multiply
    5,343.44x = 7,374.36 × 3,106.04
  4. Step 4: Simplify right side
    5,343.44x = 22,905,057.13
  5. Step 5: Solve for x
    x = 22,905,057.13/5,343.44
  6. Step 6: Final answer
    x = 4,286.58

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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.