Home / 9,096.11-12,538.33-8,333.40

Finding the Fourth Proportional to 9,096.11, 12,538.33 and 8,333.40

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Solution

The fourth proportional to 9,096.11, 12,538.33 and 8,333.40 is: 11,486.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,096.11 : 12,538.33 = 8,333.40 : x
  2. Step 2: Convert to fraction form
    9,096.11/12,538.33 = 8,333.40/x
  3. Step 3: Cross multiply
    9,096.11x = 12,538.33 × 8,333.40
  4. Step 4: Simplify right side
    9,096.11x = 104,486,919.22
  5. Step 5: Solve for x
    x = 104,486,919.22/9,096.11
  6. Step 6: Final answer
    x = 11,486.99

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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.