Home / 3,530.41-4,872.60-2,038.12

Finding the Fourth Proportional to 3,530.41, 4,872.60 and 2,038.12

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Solution

The fourth proportional to 3,530.41, 4,872.60 and 2,038.12 is: 2,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.41 : 4,872.60 = 2,038.12 : x
  2. Step 2: Convert to fraction form
    3,530.41/4,872.60 = 2,038.12/x
  3. Step 3: Cross multiply
    3,530.41x = 4,872.60 × 2,038.12
  4. Step 4: Simplify right side
    3,530.41x = 9,930,943.51
  5. Step 5: Solve for x
    x = 9,930,943.51/3,530.41
  6. Step 6: Final answer
    x = 2,812.97

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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.