Home / 4,621.66-6,377.70-2,632.21

Finding the Fourth Proportional to 4,621.66, 6,377.70 and 2,632.21

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Solution

The fourth proportional to 4,621.66, 6,377.70 and 2,632.21 is: 3,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.66 : 6,377.70 = 2,632.21 : x
  2. Step 2: Convert to fraction form
    4,621.66/6,377.70 = 2,632.21/x
  3. Step 3: Cross multiply
    4,621.66x = 6,377.70 × 2,632.21
  4. Step 4: Simplify right side
    4,621.66x = 16,787,445.72
  5. Step 5: Solve for x
    x = 16,787,445.72/4,621.66
  6. Step 6: Final answer
    x = 3,632.34

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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.