Home / 3,548.32-5,346.17-3,215.19

Finding the Fourth Proportional to 3,548.32, 5,346.17 and 3,215.19

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Solution

The fourth proportional to 3,548.32, 5,346.17 and 3,215.19 is: 4,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.32 : 5,346.17 = 3,215.19 : x
  2. Step 2: Convert to fraction form
    3,548.32/5,346.17 = 3,215.19/x
  3. Step 3: Cross multiply
    3,548.32x = 5,346.17 × 3,215.19
  4. Step 4: Simplify right side
    3,548.32x = 17,188,952.32
  5. Step 5: Solve for x
    x = 17,188,952.32/3,548.32
  6. Step 6: Final answer
    x = 4,844.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.