Home / 11,257.16-16,885.74-2,937.15

Finding the Fourth Proportional to 11,257.16, 16,885.74 and 2,937.15

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Solution

The fourth proportional to 11,257.16, 16,885.74 and 2,937.15 is: 4,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.16 : 16,885.74 = 2,937.15 : x
  2. Step 2: Convert to fraction form
    11,257.16/16,885.74 = 2,937.15/x
  3. Step 3: Cross multiply
    11,257.16x = 16,885.74 × 2,937.15
  4. Step 4: Simplify right side
    11,257.16x = 49,595,951.24
  5. Step 5: Solve for x
    x = 49,595,951.24/11,257.16
  6. Step 6: Final answer
    x = 4,405.73

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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.