Home / 5,317.84-7,980.24-2,396.14

Finding the Fourth Proportional to 5,317.84, 7,980.24 and 2,396.14

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Solution

The fourth proportional to 5,317.84, 7,980.24 and 2,396.14 is: 3,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.84 : 7,980.24 = 2,396.14 : x
  2. Step 2: Convert to fraction form
    5,317.84/7,980.24 = 2,396.14/x
  3. Step 3: Cross multiply
    5,317.84x = 7,980.24 × 2,396.14
  4. Step 4: Simplify right side
    5,317.84x = 19,121,772.27
  5. Step 5: Solve for x
    x = 19,121,772.27/5,317.84
  6. Step 6: Final answer
    x = 3,595.78

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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.