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Finding the Fourth Proportional to 3,669.83, 5,504.75 and 1,560.91

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Solution

The fourth proportional to 3,669.83, 5,504.75 and 1,560.91 is: 2,341.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.83 : 5,504.75 = 1,560.91 : x
  2. Step 2: Convert to fraction form
    3,669.83/5,504.75 = 1,560.91/x
  3. Step 3: Cross multiply
    3,669.83x = 5,504.75 × 1,560.91
  4. Step 4: Simplify right side
    3,669.83x = 8,592,415.42
  5. Step 5: Solve for x
    x = 8,592,415.42/3,669.83
  6. Step 6: Final answer
    x = 2,341.37

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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.