Home / 6,370.97-8,792.37-3,853.18

Finding the Fourth Proportional to 6,370.97, 8,792.37 and 3,853.18

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Solution

The fourth proportional to 6,370.97, 8,792.37 and 3,853.18 is: 5,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.97 : 8,792.37 = 3,853.18 : x
  2. Step 2: Convert to fraction form
    6,370.97/8,792.37 = 3,853.18/x
  3. Step 3: Cross multiply
    6,370.97x = 8,792.37 × 3,853.18
  4. Step 4: Simplify right side
    6,370.97x = 33,878,562.26
  5. Step 5: Solve for x
    x = 33,878,562.26/6,370.97
  6. Step 6: Final answer
    x = 5,317.65

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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.