Home / 3,564.96-5,345.28-2,104.32

Finding the Fourth Proportional to 3,564.96, 5,345.28 and 2,104.32

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Solution

The fourth proportional to 3,564.96, 5,345.28 and 2,104.32 is: 3,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.96 : 5,345.28 = 2,104.32 : x
  2. Step 2: Convert to fraction form
    3,564.96/5,345.28 = 2,104.32/x
  3. Step 3: Cross multiply
    3,564.96x = 5,345.28 × 2,104.32
  4. Step 4: Simplify right side
    3,564.96x = 11,248,179.61
  5. Step 5: Solve for x
    x = 11,248,179.61/3,564.96
  6. Step 6: Final answer
    x = 3,155.20

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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.