Home / 8,118.66-11,203.92-4,581.19

Finding the Fourth Proportional to 8,118.66, 11,203.92 and 4,581.19

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Solution

The fourth proportional to 8,118.66, 11,203.92 and 4,581.19 is: 6,322.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.66 : 11,203.92 = 4,581.19 : x
  2. Step 2: Convert to fraction form
    8,118.66/11,203.92 = 4,581.19/x
  3. Step 3: Cross multiply
    8,118.66x = 11,203.92 × 4,581.19
  4. Step 4: Simplify right side
    8,118.66x = 51,327,300.27
  5. Step 5: Solve for x
    x = 51,327,300.27/8,118.66
  6. Step 6: Final answer
    x = 6,322.14

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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.