Home / 5,018.43-7,528.29-1,730.64

Finding the Fourth Proportional to 5,018.43, 7,528.29 and 1,730.64

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Solution

The fourth proportional to 5,018.43, 7,528.29 and 1,730.64 is: 2,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.43 : 7,528.29 = 1,730.64 : x
  2. Step 2: Convert to fraction form
    5,018.43/7,528.29 = 1,730.64/x
  3. Step 3: Cross multiply
    5,018.43x = 7,528.29 × 1,730.64
  4. Step 4: Simplify right side
    5,018.43x = 13,028,759.81
  5. Step 5: Solve for x
    x = 13,028,759.81/5,018.43
  6. Step 6: Final answer
    x = 2,596.18

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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.