Home / 5,439.54-8,148.33-3,586.08

Finding the Fourth Proportional to 5,439.54, 8,148.33 and 3,586.08

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Solution

The fourth proportional to 5,439.54, 8,148.33 and 3,586.08 is: 5,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.54 : 8,148.33 = 3,586.08 : x
  2. Step 2: Convert to fraction form
    5,439.54/8,148.33 = 3,586.08/x
  3. Step 3: Cross multiply
    5,439.54x = 8,148.33 × 3,586.08
  4. Step 4: Simplify right side
    5,439.54x = 29,220,563.25
  5. Step 5: Solve for x
    x = 29,220,563.25/5,439.54
  6. Step 6: Final answer
    x = 5,371.88

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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.