Home / 2,758.24-4,136.55-2,270.08

Finding the Fourth Proportional to 2,758.24, 4,136.55 and 2,270.08

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Solution

The fourth proportional to 2,758.24, 4,136.55 and 2,270.08 is: 3,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.24 : 4,136.55 = 2,270.08 : x
  2. Step 2: Convert to fraction form
    2,758.24/4,136.55 = 2,270.08/x
  3. Step 3: Cross multiply
    2,758.24x = 4,136.55 × 2,270.08
  4. Step 4: Simplify right side
    2,758.24x = 9,390,299.42
  5. Step 5: Solve for x
    x = 9,390,299.42/2,758.24
  6. Step 6: Final answer
    x = 3,404.45

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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.