Home / 4,671.05-6,436.31-3,176.37

Finding the Fourth Proportional to 4,671.05, 6,436.31 and 3,176.37

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Solution

The fourth proportional to 4,671.05, 6,436.31 and 3,176.37 is: 4,376.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.05 : 6,436.31 = 3,176.37 : x
  2. Step 2: Convert to fraction form
    4,671.05/6,436.31 = 3,176.37/x
  3. Step 3: Cross multiply
    4,671.05x = 6,436.31 × 3,176.37
  4. Step 4: Simplify right side
    4,671.05x = 20,444,086.11
  5. Step 5: Solve for x
    x = 20,444,086.11/4,671.05
  6. Step 6: Final answer
    x = 4,376.77

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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.