Home / 3,038.67-4,193.28-1,712.43

Finding the Fourth Proportional to 3,038.67, 4,193.28 and 1,712.43

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Solution

The fourth proportional to 3,038.67, 4,193.28 and 1,712.43 is: 2,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.67 : 4,193.28 = 1,712.43 : x
  2. Step 2: Convert to fraction form
    3,038.67/4,193.28 = 1,712.43/x
  3. Step 3: Cross multiply
    3,038.67x = 4,193.28 × 1,712.43
  4. Step 4: Simplify right side
    3,038.67x = 7,180,698.47
  5. Step 5: Solve for x
    x = 7,180,698.47/3,038.67
  6. Step 6: Final answer
    x = 2,363.11

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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.