Home / 8,203.10-11,319.26-4,617.62

Finding the Fourth Proportional to 8,203.10, 11,319.26 and 4,617.62

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Solution

The fourth proportional to 8,203.10, 11,319.26 and 4,617.62 is: 6,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.10 : 11,319.26 = 4,617.62 : x
  2. Step 2: Convert to fraction form
    8,203.10/11,319.26 = 4,617.62/x
  3. Step 3: Cross multiply
    8,203.10x = 11,319.26 × 4,617.62
  4. Step 4: Simplify right side
    8,203.10x = 52,267,961.68
  5. Step 5: Solve for x
    x = 52,267,961.68/8,203.10
  6. Step 6: Final answer
    x = 6,371.74

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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.