Home / 5,315.89-7,968.39-2,396.25

Finding the Fourth Proportional to 5,315.89, 7,968.39 and 2,396.25

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Solution

The fourth proportional to 5,315.89, 7,968.39 and 2,396.25 is: 3,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.89 : 7,968.39 = 2,396.25 : x
  2. Step 2: Convert to fraction form
    5,315.89/7,968.39 = 2,396.25/x
  3. Step 3: Cross multiply
    5,315.89x = 7,968.39 × 2,396.25
  4. Step 4: Simplify right side
    5,315.89x = 19,094,254.54
  5. Step 5: Solve for x
    x = 19,094,254.54/5,315.89
  6. Step 6: Final answer
    x = 3,591.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.