Home / 5,012.94-7,520.08-2,090.55

Finding the Fourth Proportional to 5,012.94, 7,520.08 and 2,090.55

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Solution

The fourth proportional to 5,012.94, 7,520.08 and 2,090.55 is: 3,136.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.94 : 7,520.08 = 2,090.55 : x
  2. Step 2: Convert to fraction form
    5,012.94/7,520.08 = 2,090.55/x
  3. Step 3: Cross multiply
    5,012.94x = 7,520.08 × 2,090.55
  4. Step 4: Simplify right side
    5,012.94x = 15,721,103.24
  5. Step 5: Solve for x
    x = 15,721,103.24/5,012.94
  6. Step 6: Final answer
    x = 3,136.10

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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.