Home / 5,354.48-7,388.34-2,996.30

Finding the Fourth Proportional to 5,354.48, 7,388.34 and 2,996.30

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Solution

The fourth proportional to 5,354.48, 7,388.34 and 2,996.30 is: 4,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.48 : 7,388.34 = 2,996.30 : x
  2. Step 2: Convert to fraction form
    5,354.48/7,388.34 = 2,996.30/x
  3. Step 3: Cross multiply
    5,354.48x = 7,388.34 × 2,996.30
  4. Step 4: Simplify right side
    5,354.48x = 22,137,683.14
  5. Step 5: Solve for x
    x = 22,137,683.14/5,354.48
  6. Step 6: Final answer
    x = 4,134.42

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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.