Home / 5,586.32-7,709.18-3,228.50

Finding the Fourth Proportional to 5,586.32, 7,709.18 and 3,228.50

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Solution

The fourth proportional to 5,586.32, 7,709.18 and 3,228.50 is: 4,455.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.32 : 7,709.18 = 3,228.50 : x
  2. Step 2: Convert to fraction form
    5,586.32/7,709.18 = 3,228.50/x
  3. Step 3: Cross multiply
    5,586.32x = 7,709.18 × 3,228.50
  4. Step 4: Simplify right side
    5,586.32x = 24,889,032.94
  5. Step 5: Solve for x
    x = 24,889,032.94/5,586.32
  6. Step 6: Final answer
    x = 4,455.36

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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.