Home / 3,985.14-5,496.19-3,344.56

Finding the Fourth Proportional to 3,985.14, 5,496.19 and 3,344.56

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Solution

The fourth proportional to 3,985.14, 5,496.19 and 3,344.56 is: 4,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.14 : 5,496.19 = 3,344.56 : x
  2. Step 2: Convert to fraction form
    3,985.14/5,496.19 = 3,344.56/x
  3. Step 3: Cross multiply
    3,985.14x = 5,496.19 × 3,344.56
  4. Step 4: Simplify right side
    3,985.14x = 18,382,337.23
  5. Step 5: Solve for x
    x = 18,382,337.23/3,985.14
  6. Step 6: Final answer
    x = 4,612.72

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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.