Home / 2,246.61-3,353.28-2,108.10

Finding the Fourth Proportional to 2,246.61, 3,353.28 and 2,108.10

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Solution

The fourth proportional to 2,246.61, 3,353.28 and 2,108.10 is: 3,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.61 : 3,353.28 = 2,108.10 : x
  2. Step 2: Convert to fraction form
    2,246.61/3,353.28 = 2,108.10/x
  3. Step 3: Cross multiply
    2,246.61x = 3,353.28 × 2,108.10
  4. Step 4: Simplify right side
    2,246.61x = 7,069,029.09
  5. Step 5: Solve for x
    x = 7,069,029.09/2,246.61
  6. Step 6: Final answer
    x = 3,146.54

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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.