Home / 11,512.68-17,269.74-4,587

Finding the Fourth Proportional to 11,512.68, 17,269.74 and 4,587

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Solution

The fourth proportional to 11,512.68, 17,269.74 and 4,587 is: 6,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.68 : 17,269.74 = 4,587 : x
  2. Step 2: Convert to fraction form
    11,512.68/17,269.74 = 4,587/x
  3. Step 3: Cross multiply
    11,512.68x = 17,269.74 × 4,587
  4. Step 4: Simplify right side
    11,512.68x = 79,216,297.38
  5. Step 5: Solve for x
    x = 79,216,297.38/11,512.68
  6. Step 6: Final answer
    x = 6,880.79

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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.