Home / 5,354.40-7,388.58-2,996.46

Finding the Fourth Proportional to 5,354.40, 7,388.58 and 2,996.46

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Solution

The fourth proportional to 5,354.40, 7,388.58 and 2,996.46 is: 4,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.40 : 7,388.58 = 2,996.46 : x
  2. Step 2: Convert to fraction form
    5,354.40/7,388.58 = 2,996.46/x
  3. Step 3: Cross multiply
    5,354.40x = 7,388.58 × 2,996.46
  4. Step 4: Simplify right side
    5,354.40x = 22,139,584.43
  5. Step 5: Solve for x
    x = 22,139,584.43/5,354.40
  6. Step 6: Final answer
    x = 4,134.84

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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.