Home / 4,671.40-6,449.16-3,101.64

Finding the Fourth Proportional to 4,671.40, 6,449.16 and 3,101.64

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Solution

The fourth proportional to 4,671.40, 6,449.16 and 3,101.64 is: 4,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.40 : 6,449.16 = 3,101.64 : x
  2. Step 2: Convert to fraction form
    4,671.40/6,449.16 = 3,101.64/x
  3. Step 3: Cross multiply
    4,671.40x = 6,449.16 × 3,101.64
  4. Step 4: Simplify right side
    4,671.40x = 20,002,972.62
  5. Step 5: Solve for x
    x = 20,002,972.62/4,671.40
  6. Step 6: Final answer
    x = 4,282.01

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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.