Home / 5,534.48-8,309.46-3,448.40

Finding the Fourth Proportional to 5,534.48, 8,309.46 and 3,448.40

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Solution

The fourth proportional to 5,534.48, 8,309.46 and 3,448.40 is: 5,177.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.48 : 8,309.46 = 3,448.40 : x
  2. Step 2: Convert to fraction form
    5,534.48/8,309.46 = 3,448.40/x
  3. Step 3: Cross multiply
    5,534.48x = 8,309.46 × 3,448.40
  4. Step 4: Simplify right side
    5,534.48x = 28,654,326.92
  5. Step 5: Solve for x
    x = 28,654,326.92/5,534.48
  6. Step 6: Final answer
    x = 5,177.42

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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.