Home / 3,621.75-4,996.50-2,440.77

Finding the Fourth Proportional to 3,621.75, 4,996.50 and 2,440.77

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Solution

The fourth proportional to 3,621.75, 4,996.50 and 2,440.77 is: 3,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.75 : 4,996.50 = 2,440.77 : x
  2. Step 2: Convert to fraction form
    3,621.75/4,996.50 = 2,440.77/x
  3. Step 3: Cross multiply
    3,621.75x = 4,996.50 × 2,440.77
  4. Step 4: Simplify right side
    3,621.75x = 12,195,307.31
  5. Step 5: Solve for x
    x = 12,195,307.31/3,621.75
  6. Step 6: Final answer
    x = 3,367.24

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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.