Home / 11,344.19-15,641.42-7,363.85

Finding the Fourth Proportional to 11,344.19, 15,641.42 and 7,363.85

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Solution

The fourth proportional to 11,344.19, 15,641.42 and 7,363.85 is: 10,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.19 : 15,641.42 = 7,363.85 : x
  2. Step 2: Convert to fraction form
    11,344.19/15,641.42 = 7,363.85/x
  3. Step 3: Cross multiply
    11,344.19x = 15,641.42 × 7,363.85
  4. Step 4: Simplify right side
    11,344.19x = 115,181,128.18
  5. Step 5: Solve for x
    x = 115,181,128.18/11,344.19
  6. Step 6: Final answer
    x = 10,153.31

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1.5x scale

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.