Home / 10,859.70-16,286.30-5,662.74

Finding the Fourth Proportional to 10,859.70, 16,286.30 and 5,662.74

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Solution

The fourth proportional to 10,859.70, 16,286.30 and 5,662.74 is: 8,492.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.70 : 16,286.30 = 5,662.74 : x
  2. Step 2: Convert to fraction form
    10,859.70/16,286.30 = 5,662.74/x
  3. Step 3: Cross multiply
    10,859.70x = 16,286.30 × 5,662.74
  4. Step 4: Simplify right side
    10,859.70x = 92,225,082.46
  5. Step 5: Solve for x
    x = 92,225,082.46/10,859.70
  6. Step 6: Final answer
    x = 8,492.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.