Home / 5,586.82-7,709.88-3,196.76

Finding the Fourth Proportional to 5,586.82, 7,709.88 and 3,196.76

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Solution

The fourth proportional to 5,586.82, 7,709.88 and 3,196.76 is: 4,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.82 : 7,709.88 = 3,196.76 : x
  2. Step 2: Convert to fraction form
    5,586.82/7,709.88 = 3,196.76/x
  3. Step 3: Cross multiply
    5,586.82x = 7,709.88 × 3,196.76
  4. Step 4: Simplify right side
    5,586.82x = 24,646,635.99
  5. Step 5: Solve for x
    x = 24,646,635.99/5,586.82
  6. Step 6: Final answer
    x = 4,411.57

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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.