Home / 3,541.12-5,309.96-2,136.98

Finding the Fourth Proportional to 3,541.12, 5,309.96 and 2,136.98

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Solution

The fourth proportional to 3,541.12, 5,309.96 and 2,136.98 is: 3,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.12 : 5,309.96 = 2,136.98 : x
  2. Step 2: Convert to fraction form
    3,541.12/5,309.96 = 2,136.98/x
  3. Step 3: Cross multiply
    3,541.12x = 5,309.96 × 2,136.98
  4. Step 4: Simplify right side
    3,541.12x = 11,347,280.91
  5. Step 5: Solve for x
    x = 11,347,280.91/3,541.12
  6. Step 6: Final answer
    x = 3,204.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.