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Finding the Fourth Proportional to 3,652.88, 5,479.32 and 3,104.24

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Solution

The fourth proportional to 3,652.88, 5,479.32 and 3,104.24 is: 4,656.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.88 : 5,479.32 = 3,104.24 : x
  2. Step 2: Convert to fraction form
    3,652.88/5,479.32 = 3,104.24/x
  3. Step 3: Cross multiply
    3,652.88x = 5,479.32 × 3,104.24
  4. Step 4: Simplify right side
    3,652.88x = 17,009,124.32
  5. Step 5: Solve for x
    x = 17,009,124.32/3,652.88
  6. Step 6: Final answer
    x = 4,656.36

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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.