Home / 3,491.80-4,822.94-2,611.52

Finding the Fourth Proportional to 3,491.80, 4,822.94 and 2,611.52

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Solution

The fourth proportional to 3,491.80, 4,822.94 and 2,611.52 is: 3,607.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.80 : 4,822.94 = 2,611.52 : x
  2. Step 2: Convert to fraction form
    3,491.80/4,822.94 = 2,611.52/x
  3. Step 3: Cross multiply
    3,491.80x = 4,822.94 × 2,611.52
  4. Step 4: Simplify right side
    3,491.80x = 12,595,204.27
  5. Step 5: Solve for x
    x = 12,595,204.27/3,491.80
  6. Step 6: Final answer
    x = 3,607.08

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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.