Home / 2,236.12-3,099.98-2,117.64

Finding the Fourth Proportional to 2,236.12, 3,099.98 and 2,117.64

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Solution

The fourth proportional to 2,236.12, 3,099.98 and 2,117.64 is: 2,935.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.12 : 3,099.98 = 2,117.64 : x
  2. Step 2: Convert to fraction form
    2,236.12/3,099.98 = 2,117.64/x
  3. Step 3: Cross multiply
    2,236.12x = 3,099.98 × 2,117.64
  4. Step 4: Simplify right side
    2,236.12x = 6,564,641.65
  5. Step 5: Solve for x
    x = 6,564,641.65/2,236.12
  6. Step 6: Final answer
    x = 2,935.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.