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Finding the Fourth Proportional to 3,560.98, 5,347.24 and 3,411.22

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Solution

The fourth proportional to 3,560.98, 5,347.24 and 3,411.22 is: 5,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.98 : 5,347.24 = 3,411.22 : x
  2. Step 2: Convert to fraction form
    3,560.98/5,347.24 = 3,411.22/x
  3. Step 3: Cross multiply
    3,560.98x = 5,347.24 × 3,411.22
  4. Step 4: Simplify right side
    3,560.98x = 18,240,612.03
  5. Step 5: Solve for x
    x = 18,240,612.03/3,560.98
  6. Step 6: Final answer
    x = 5,122.36

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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.