Home / 3,150.12-4,337.31-2,677.08

Finding the Fourth Proportional to 3,150.12, 4,337.31 and 2,677.08

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Solution

The fourth proportional to 3,150.12, 4,337.31 and 2,677.08 is: 3,685.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.12 : 4,337.31 = 2,677.08 : x
  2. Step 2: Convert to fraction form
    3,150.12/4,337.31 = 2,677.08/x
  3. Step 3: Cross multiply
    3,150.12x = 4,337.31 × 2,677.08
  4. Step 4: Simplify right side
    3,150.12x = 11,611,325.85
  5. Step 5: Solve for x
    x = 11,611,325.85/3,150.12
  6. Step 6: Final answer
    x = 3,685.99

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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.