Home / 5,308.12-7,324.82-2,950.20

Finding the Fourth Proportional to 5,308.12, 7,324.82 and 2,950.20

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Solution

The fourth proportional to 5,308.12, 7,324.82 and 2,950.20 is: 4,071.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.12 : 7,324.82 = 2,950.20 : x
  2. Step 2: Convert to fraction form
    5,308.12/7,324.82 = 2,950.20/x
  3. Step 3: Cross multiply
    5,308.12x = 7,324.82 × 2,950.20
  4. Step 4: Simplify right side
    5,308.12x = 21,609,683.96
  5. Step 5: Solve for x
    x = 21,609,683.96/5,308.12
  6. Step 6: Final answer
    x = 4,071.06

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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.