Home / 5,018.64-7,528.06-3,531.78

Finding the Fourth Proportional to 5,018.64, 7,528.06 and 3,531.78

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Solution

The fourth proportional to 5,018.64, 7,528.06 and 3,531.78 is: 5,297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.64 : 7,528.06 = 3,531.78 : x
  2. Step 2: Convert to fraction form
    5,018.64/7,528.06 = 3,531.78/x
  3. Step 3: Cross multiply
    5,018.64x = 7,528.06 × 3,531.78
  4. Step 4: Simplify right side
    5,018.64x = 26,587,451.75
  5. Step 5: Solve for x
    x = 26,587,451.75/5,018.64
  6. Step 6: Final answer
    x = 5,297.74

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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.