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Finding the Fourth Proportional to 3,675.53, 5,073.34 and 2,929.22

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Solution

The fourth proportional to 3,675.53, 5,073.34 and 2,929.22 is: 4,043.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.53 : 5,073.34 = 2,929.22 : x
  2. Step 2: Convert to fraction form
    3,675.53/5,073.34 = 2,929.22/x
  3. Step 3: Cross multiply
    3,675.53x = 5,073.34 × 2,929.22
  4. Step 4: Simplify right side
    3,675.53x = 14,860,934.36
  5. Step 5: Solve for x
    x = 14,860,934.36/3,675.53
  6. Step 6: Final answer
    x = 4,043.21

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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.