Home / 5,388.48-8,096.40-5,339.28

Finding the Fourth Proportional to 5,388.48, 8,096.40 and 5,339.28

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Solution

The fourth proportional to 5,388.48, 8,096.40 and 5,339.28 is: 8,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.48 : 8,096.40 = 5,339.28 : x
  2. Step 2: Convert to fraction form
    5,388.48/8,096.40 = 5,339.28/x
  3. Step 3: Cross multiply
    5,388.48x = 8,096.40 × 5,339.28
  4. Step 4: Simplify right side
    5,388.48x = 43,228,946.59
  5. Step 5: Solve for x
    x = 43,228,946.59/5,388.48
  6. Step 6: Final answer
    x = 8,022.48

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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.