Home / 4,272.90-5,896.20-2,384.30

Finding the Fourth Proportional to 4,272.90, 5,896.20 and 2,384.30

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Solution

The fourth proportional to 4,272.90, 5,896.20 and 2,384.30 is: 3,290.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.90 : 5,896.20 = 2,384.30 : x
  2. Step 2: Convert to fraction form
    4,272.90/5,896.20 = 2,384.30/x
  3. Step 3: Cross multiply
    4,272.90x = 5,896.20 × 2,384.30
  4. Step 4: Simplify right side
    4,272.90x = 14,058,309.66
  5. Step 5: Solve for x
    x = 14,058,309.66/4,272.90
  6. Step 6: Final answer
    x = 3,290.11

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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.