Home / 3,491.19-4,816.02-2,650.50

Finding the Fourth Proportional to 3,491.19, 4,816.02 and 2,650.50

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Solution

The fourth proportional to 3,491.19, 4,816.02 and 2,650.50 is: 3,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.19 : 4,816.02 = 2,650.50 : x
  2. Step 2: Convert to fraction form
    3,491.19/4,816.02 = 2,650.50/x
  3. Step 3: Cross multiply
    3,491.19x = 4,816.02 × 2,650.50
  4. Step 4: Simplify right side
    3,491.19x = 12,764,861.01
  5. Step 5: Solve for x
    x = 12,764,861.01/3,491.19
  6. Step 6: Final answer
    x = 3,656.31

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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.