Home / 4,626.27-6,377.85-3,131.82

Finding the Fourth Proportional to 4,626.27, 6,377.85 and 3,131.82

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Solution

The fourth proportional to 4,626.27, 6,377.85 and 3,131.82 is: 4,317.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.27 : 6,377.85 = 3,131.82 : x
  2. Step 2: Convert to fraction form
    4,626.27/6,377.85 = 3,131.82/x
  3. Step 3: Cross multiply
    4,626.27x = 6,377.85 × 3,131.82
  4. Step 4: Simplify right side
    4,626.27x = 19,974,278.19
  5. Step 5: Solve for x
    x = 19,974,278.19/4,626.27
  6. Step 6: Final answer
    x = 4,317.58

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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.