Home / 4,671.78-6,447.33-2,682.34

Finding the Fourth Proportional to 4,671.78, 6,447.33 and 2,682.34

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Solution

The fourth proportional to 4,671.78, 6,447.33 and 2,682.34 is: 3,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.78 : 6,447.33 = 2,682.34 : x
  2. Step 2: Convert to fraction form
    4,671.78/6,447.33 = 2,682.34/x
  3. Step 3: Cross multiply
    4,671.78x = 6,447.33 × 2,682.34
  4. Step 4: Simplify right side
    4,671.78x = 17,293,931.15
  5. Step 5: Solve for x
    x = 17,293,931.15/4,671.78
  6. Step 6: Final answer
    x = 3,701.79

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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.