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Finding the Fourth Proportional to 3,673.71, 5,069.12 and 2,256.94

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Solution

The fourth proportional to 3,673.71, 5,069.12 and 2,256.94 is: 3,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.71 : 5,069.12 = 2,256.94 : x
  2. Step 2: Convert to fraction form
    3,673.71/5,069.12 = 2,256.94/x
  3. Step 3: Cross multiply
    3,673.71x = 5,069.12 × 2,256.94
  4. Step 4: Simplify right side
    3,673.71x = 11,440,674.35
  5. Step 5: Solve for x
    x = 11,440,674.35/3,673.71
  6. Step 6: Final answer
    x = 3,114.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.