Home / 4,272.76-5,896.50-2,384.20

Finding the Fourth Proportional to 4,272.76, 5,896.50 and 2,384.20

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Solution

The fourth proportional to 4,272.76, 5,896.50 and 2,384.20 is: 3,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.76 : 5,896.50 = 2,384.20 : x
  2. Step 2: Convert to fraction form
    4,272.76/5,896.50 = 2,384.20/x
  3. Step 3: Cross multiply
    4,272.76x = 5,896.50 × 2,384.20
  4. Step 4: Simplify right side
    4,272.76x = 14,058,435.30
  5. Step 5: Solve for x
    x = 14,058,435.30/4,272.76
  6. Step 6: Final answer
    x = 3,290.25

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.