Home / 6,101.32-8,419.78-3,448.72

Finding the Fourth Proportional to 6,101.32, 8,419.78 and 3,448.72

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Solution

The fourth proportional to 6,101.32, 8,419.78 and 3,448.72 is: 4,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.32 : 8,419.78 = 3,448.72 : x
  2. Step 2: Convert to fraction form
    6,101.32/8,419.78 = 3,448.72/x
  3. Step 3: Cross multiply
    6,101.32x = 8,419.78 × 3,448.72
  4. Step 4: Simplify right side
    6,101.32x = 29,037,463.68
  5. Step 5: Solve for x
    x = 29,037,463.68/6,101.32
  6. Step 6: Final answer
    x = 4,759.21

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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.