Home / 3,720.52-5,572.99-2,235.02

Finding the Fourth Proportional to 3,720.52, 5,572.99 and 2,235.02

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Solution

The fourth proportional to 3,720.52, 5,572.99 and 2,235.02 is: 3,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.52 : 5,572.99 = 2,235.02 : x
  2. Step 2: Convert to fraction form
    3,720.52/5,572.99 = 2,235.02/x
  3. Step 3: Cross multiply
    3,720.52x = 5,572.99 × 2,235.02
  4. Step 4: Simplify right side
    3,720.52x = 12,455,744.11
  5. Step 5: Solve for x
    x = 12,455,744.11/3,720.52
  6. Step 6: Final answer
    x = 3,347.85

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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.