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Finding the Fourth Proportional to 5,767.63, 8,649.83 and 2,256.92

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Solution

The fourth proportional to 5,767.63, 8,649.83 and 2,256.92 is: 3,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.63 : 8,649.83 = 2,256.92 : x
  2. Step 2: Convert to fraction form
    5,767.63/8,649.83 = 2,256.92/x
  3. Step 3: Cross multiply
    5,767.63x = 8,649.83 × 2,256.92
  4. Step 4: Simplify right side
    5,767.63x = 19,521,969.15
  5. Step 5: Solve for x
    x = 19,521,969.15/5,767.63
  6. Step 6: Final answer
    x = 3,384.75

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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.