Home / 3,491.21-4,816.01-2,650.52

Finding the Fourth Proportional to 3,491.21, 4,816.01 and 2,650.52

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Solution

The fourth proportional to 3,491.21, 4,816.01 and 2,650.52 is: 3,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.21 : 4,816.01 = 2,650.52 : x
  2. Step 2: Convert to fraction form
    3,491.21/4,816.01 = 2,650.52/x
  3. Step 3: Cross multiply
    3,491.21x = 4,816.01 × 2,650.52
  4. Step 4: Simplify right side
    3,491.21x = 12,764,893.49
  5. Step 5: Solve for x
    x = 12,764,893.49/3,491.21
  6. Step 6: Final answer
    x = 3,656.30

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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.