Home / 2,587.80-3,855.99-2,462.27

Finding the Fourth Proportional to 2,587.80, 3,855.99 and 2,462.27

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Solution

The fourth proportional to 2,587.80, 3,855.99 and 2,462.27 is: 3,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.80 : 3,855.99 = 2,462.27 : x
  2. Step 2: Convert to fraction form
    2,587.80/3,855.99 = 2,462.27/x
  3. Step 3: Cross multiply
    2,587.80x = 3,855.99 × 2,462.27
  4. Step 4: Simplify right side
    2,587.80x = 9,494,476.19
  5. Step 5: Solve for x
    x = 9,494,476.19/2,587.80
  6. Step 6: Final answer
    x = 3,668.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.