Home / 3,476.56-5,187.80-3,393.16

Finding the Fourth Proportional to 3,476.56, 5,187.80 and 3,393.16

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Solution

The fourth proportional to 3,476.56, 5,187.80 and 3,393.16 is: 5,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.56 : 5,187.80 = 3,393.16 : x
  2. Step 2: Convert to fraction form
    3,476.56/5,187.80 = 3,393.16/x
  3. Step 3: Cross multiply
    3,476.56x = 5,187.80 × 3,393.16
  4. Step 4: Simplify right side
    3,476.56x = 17,603,035.45
  5. Step 5: Solve for x
    x = 17,603,035.45/3,476.56
  6. Step 6: Final answer
    x = 5,063.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.