Home / 6,949.75-10,412.43-5,787.24

Finding the Fourth Proportional to 6,949.75, 10,412.43 and 5,787.24

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Solution

The fourth proportional to 6,949.75, 10,412.43 and 5,787.24 is: 8,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.75 : 10,412.43 = 5,787.24 : x
  2. Step 2: Convert to fraction form
    6,949.75/10,412.43 = 5,787.24/x
  3. Step 3: Cross multiply
    6,949.75x = 10,412.43 × 5,787.24
  4. Step 4: Simplify right side
    6,949.75x = 60,259,231.39
  5. Step 5: Solve for x
    x = 60,259,231.39/6,949.75
  6. Step 6: Final answer
    x = 8,670.70

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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.