Home / 2,632.77-3,953.25-2,515.91

Finding the Fourth Proportional to 2,632.77, 3,953.25 and 2,515.91

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Solution

The fourth proportional to 2,632.77, 3,953.25 and 2,515.91 is: 3,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.77 : 3,953.25 = 2,515.91 : x
  2. Step 2: Convert to fraction form
    2,632.77/3,953.25 = 2,515.91/x
  3. Step 3: Cross multiply
    2,632.77x = 3,953.25 × 2,515.91
  4. Step 4: Simplify right side
    2,632.77x = 9,946,001.44
  5. Step 5: Solve for x
    x = 9,946,001.44/2,632.77
  6. Step 6: Final answer
    x = 3,777.77

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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.