Home / 6,901.80-10,351.35-2,685.06

Finding the Fourth Proportional to 6,901.80, 10,351.35 and 2,685.06

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Solution

The fourth proportional to 6,901.80, 10,351.35 and 2,685.06 is: 4,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.80 : 10,351.35 = 2,685.06 : x
  2. Step 2: Convert to fraction form
    6,901.80/10,351.35 = 2,685.06/x
  3. Step 3: Cross multiply
    6,901.80x = 10,351.35 × 2,685.06
  4. Step 4: Simplify right side
    6,901.80x = 27,793,995.83
  5. Step 5: Solve for x
    x = 27,793,995.83/6,901.80
  6. Step 6: Final answer
    x = 4,027.06

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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.