Home / 5,586.81-7,709.31-3,196.29

Finding the Fourth Proportional to 5,586.81, 7,709.31 and 3,196.29

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Solution

The fourth proportional to 5,586.81, 7,709.31 and 3,196.29 is: 4,410.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.81 : 7,709.31 = 3,196.29 : x
  2. Step 2: Convert to fraction form
    5,586.81/7,709.31 = 3,196.29/x
  3. Step 3: Cross multiply
    5,586.81x = 7,709.31 × 3,196.29
  4. Step 4: Simplify right side
    5,586.81x = 24,641,219.37
  5. Step 5: Solve for x
    x = 24,641,219.37/5,586.81
  6. Step 6: Final answer
    x = 4,410.61

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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.