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Finding the Fourth Proportional to 8,733.17, 13,036.35 and 8,082.68

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Solution

The fourth proportional to 8,733.17, 13,036.35 and 8,082.68 is: 12,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.17 : 13,036.35 = 8,082.68 : x
  2. Step 2: Convert to fraction form
    8,733.17/13,036.35 = 8,082.68/x
  3. Step 3: Cross multiply
    8,733.17x = 13,036.35 × 8,082.68
  4. Step 4: Simplify right side
    8,733.17x = 105,368,539.82
  5. Step 5: Solve for x
    x = 105,368,539.82/8,733.17
  6. Step 6: Final answer
    x = 12,065.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.