Home / 4,818.62-6,650.80-3,137.10

Finding the Fourth Proportional to 4,818.62, 6,650.80 and 3,137.10

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Solution

The fourth proportional to 4,818.62, 6,650.80 and 3,137.10 is: 4,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.62 : 6,650.80 = 3,137.10 : x
  2. Step 2: Convert to fraction form
    4,818.62/6,650.80 = 3,137.10/x
  3. Step 3: Cross multiply
    4,818.62x = 6,650.80 × 3,137.10
  4. Step 4: Simplify right side
    4,818.62x = 20,864,203.66
  5. Step 5: Solve for x
    x = 20,864,203.66/4,818.62
  6. Step 6: Final answer
    x = 4,329.92

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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.