Home / 5,497.72-8,247.18-2,378.07

Finding the Fourth Proportional to 5,497.72, 8,247.18 and 2,378.07

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Solution

The fourth proportional to 5,497.72, 8,247.18 and 2,378.07 is: 3,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.72 : 8,247.18 = 2,378.07 : x
  2. Step 2: Convert to fraction form
    5,497.72/8,247.18 = 2,378.07/x
  3. Step 3: Cross multiply
    5,497.72x = 8,247.18 × 2,378.07
  4. Step 4: Simplify right side
    5,497.72x = 19,612,380.26
  5. Step 5: Solve for x
    x = 19,612,380.26/5,497.72
  6. Step 6: Final answer
    x = 3,567.37

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Double scale
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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.