Home / 5,307.96-7,324.78-2,950.25

Finding the Fourth Proportional to 5,307.96, 7,324.78 and 2,950.25

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Solution

The fourth proportional to 5,307.96, 7,324.78 and 2,950.25 is: 4,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.96 : 7,324.78 = 2,950.25 : x
  2. Step 2: Convert to fraction form
    5,307.96/7,324.78 = 2,950.25/x
  3. Step 3: Cross multiply
    5,307.96x = 7,324.78 × 2,950.25
  4. Step 4: Simplify right side
    5,307.96x = 21,609,915.66
  5. Step 5: Solve for x
    x = 21,609,915.66/5,307.96
  6. Step 6: Final answer
    x = 4,071.23

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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.