Home / 4,138.12-5,705.94-3,017.08

Finding the Fourth Proportional to 4,138.12, 5,705.94 and 3,017.08

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Solution

The fourth proportional to 4,138.12, 5,705.94 and 3,017.08 is: 4,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.12 : 5,705.94 = 3,017.08 : x
  2. Step 2: Convert to fraction form
    4,138.12/5,705.94 = 3,017.08/x
  3. Step 3: Cross multiply
    4,138.12x = 5,705.94 × 3,017.08
  4. Step 4: Simplify right side
    4,138.12x = 17,215,277.46
  5. Step 5: Solve for x
    x = 17,215,277.46/4,138.12
  6. Step 6: Final answer
    x = 4,160.17

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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.