Home / 5,307.75-7,324.74-2,950.11

Finding the Fourth Proportional to 5,307.75, 7,324.74 and 2,950.11

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Solution

The fourth proportional to 5,307.75, 7,324.74 and 2,950.11 is: 4,071.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.75 : 7,324.74 = 2,950.11 : x
  2. Step 2: Convert to fraction form
    5,307.75/7,324.74 = 2,950.11/x
  3. Step 3: Cross multiply
    5,307.75x = 7,324.74 × 2,950.11
  4. Step 4: Simplify right side
    5,307.75x = 21,608,788.72
  5. Step 5: Solve for x
    x = 21,608,788.72/5,307.75
  6. Step 6: Final answer
    x = 4,071.18

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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.