Home / 11,363.12-17,046.30-4,792.40

Finding the Fourth Proportional to 11,363.12, 17,046.30 and 4,792.40

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Solution

The fourth proportional to 11,363.12, 17,046.30 and 4,792.40 is: 7,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.12 : 17,046.30 = 4,792.40 : x
  2. Step 2: Convert to fraction form
    11,363.12/17,046.30 = 4,792.40/x
  3. Step 3: Cross multiply
    11,363.12x = 17,046.30 × 4,792.40
  4. Step 4: Simplify right side
    11,363.12x = 81,692,688.12
  5. Step 5: Solve for x
    x = 81,692,688.12/11,363.12
  6. Step 6: Final answer
    x = 7,189.28

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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.