Home / 11,250.70-16,874.57-2,931.32

Finding the Fourth Proportional to 11,250.70, 16,874.57 and 2,931.32

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Solution

The fourth proportional to 11,250.70, 16,874.57 and 2,931.32 is: 4,396.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.70 : 16,874.57 = 2,931.32 : x
  2. Step 2: Convert to fraction form
    11,250.70/16,874.57 = 2,931.32/x
  3. Step 3: Cross multiply
    11,250.70x = 16,874.57 × 2,931.32
  4. Step 4: Simplify right side
    11,250.70x = 49,464,764.53
  5. Step 5: Solve for x
    x = 49,464,764.53/11,250.70
  6. Step 6: Final answer
    x = 4,396.59

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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.