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Finding the Fourth Proportional to 3,649.96, 5,474.94 and 2,924.11

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Solution

The fourth proportional to 3,649.96, 5,474.94 and 2,924.11 is: 4,386.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.96 : 5,474.94 = 2,924.11 : x
  2. Step 2: Convert to fraction form
    3,649.96/5,474.94 = 2,924.11/x
  3. Step 3: Cross multiply
    3,649.96x = 5,474.94 × 2,924.11
  4. Step 4: Simplify right side
    3,649.96x = 16,009,326.80
  5. Step 5: Solve for x
    x = 16,009,326.80/3,649.96
  6. Step 6: Final answer
    x = 4,386.17

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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.