Home / 9,499.79-13,102.25-8,863.18

Finding the Fourth Proportional to 9,499.79, 13,102.25 and 8,863.18

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Solution

The fourth proportional to 9,499.79, 13,102.25 and 8,863.18 is: 12,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,499.79 : 13,102.25 = 8,863.18 : x
  2. Step 2: Convert to fraction form
    9,499.79/13,102.25 = 8,863.18/x
  3. Step 3: Cross multiply
    9,499.79x = 13,102.25 × 8,863.18
  4. Step 4: Simplify right side
    9,499.79x = 116,127,523.08
  5. Step 5: Solve for x
    x = 116,127,523.08/9,499.79
  6. Step 6: Final answer
    x = 12,224.22

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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.