Home / 5,405.04-8,107.56-4,174.24

Finding the Fourth Proportional to 5,405.04, 8,107.56 and 4,174.24

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Solution

The fourth proportional to 5,405.04, 8,107.56 and 4,174.24 is: 6,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.04 : 8,107.56 = 4,174.24 : x
  2. Step 2: Convert to fraction form
    5,405.04/8,107.56 = 4,174.24/x
  3. Step 3: Cross multiply
    5,405.04x = 8,107.56 × 4,174.24
  4. Step 4: Simplify right side
    5,405.04x = 33,842,901.25
  5. Step 5: Solve for x
    x = 33,842,901.25/5,405.04
  6. Step 6: Final answer
    x = 6,261.36

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Similar ratio
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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.