Home / 5,586.25-7,708.58-3,228.55

Finding the Fourth Proportional to 5,586.25, 7,708.58 and 3,228.55

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Solution

The fourth proportional to 5,586.25, 7,708.58 and 3,228.55 is: 4,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.25 : 7,708.58 = 3,228.55 : x
  2. Step 2: Convert to fraction form
    5,586.25/7,708.58 = 3,228.55/x
  3. Step 3: Cross multiply
    5,586.25x = 7,708.58 × 3,228.55
  4. Step 4: Simplify right side
    5,586.25x = 24,887,535.96
  5. Step 5: Solve for x
    x = 24,887,535.96/5,586.25
  6. Step 6: Final answer
    x = 4,455.14

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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.