Home / 3,572.52-5,355.06-2,182.14

Finding the Fourth Proportional to 3,572.52, 5,355.06 and 2,182.14

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Solution

The fourth proportional to 3,572.52, 5,355.06 and 2,182.14 is: 3,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.52 : 5,355.06 = 2,182.14 : x
  2. Step 2: Convert to fraction form
    3,572.52/5,355.06 = 2,182.14/x
  3. Step 3: Cross multiply
    3,572.52x = 5,355.06 × 2,182.14
  4. Step 4: Simplify right side
    3,572.52x = 11,685,490.63
  5. Step 5: Solve for x
    x = 11,685,490.63/3,572.52
  6. Step 6: Final answer
    x = 3,270.94

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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.