Home / 3,530.43-4,872.03-2,038.05

Finding the Fourth Proportional to 3,530.43, 4,872.03 and 2,038.05

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Solution

The fourth proportional to 3,530.43, 4,872.03 and 2,038.05 is: 2,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.43 : 4,872.03 = 2,038.05 : x
  2. Step 2: Convert to fraction form
    3,530.43/4,872.03 = 2,038.05/x
  3. Step 3: Cross multiply
    3,530.43x = 4,872.03 × 2,038.05
  4. Step 4: Simplify right side
    3,530.43x = 9,929,440.74
  5. Step 5: Solve for x
    x = 9,929,440.74/3,530.43
  6. Step 6: Final answer
    x = 2,812.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.