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Finding the Fourth Proportional to 2,455.11, 3,682.71 and 606.23

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Solution

The fourth proportional to 2,455.11, 3,682.71 and 606.23 is: 909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.11 : 3,682.71 = 606.23 : x
  2. Step 2: Convert to fraction form
    2,455.11/3,682.71 = 606.23/x
  3. Step 3: Cross multiply
    2,455.11x = 3,682.71 × 606.23
  4. Step 4: Simplify right side
    2,455.11x = 2,232,569.28
  5. Step 5: Solve for x
    x = 2,232,569.28/2,455.11
  6. Step 6: Final answer
    x = 909.36

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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.