Home / 6,760.40-10,136.64-2,862.80

Finding the Fourth Proportional to 6,760.40, 10,136.64 and 2,862.80

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Solution

The fourth proportional to 6,760.40, 10,136.64 and 2,862.80 is: 4,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.40 : 10,136.64 = 2,862.80 : x
  2. Step 2: Convert to fraction form
    6,760.40/10,136.64 = 2,862.80/x
  3. Step 3: Cross multiply
    6,760.40x = 10,136.64 × 2,862.80
  4. Step 4: Simplify right side
    6,760.40x = 29,019,172.99
  5. Step 5: Solve for x
    x = 29,019,172.99/6,760.40
  6. Step 6: Final answer
    x = 4,292.52

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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.