Home / 8,182.13-11,290.44-4,997

Finding the Fourth Proportional to 8,182.13, 11,290.44 and 4,997

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Solution

The fourth proportional to 8,182.13, 11,290.44 and 4,997 is: 6,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.13 : 11,290.44 = 4,997 : x
  2. Step 2: Convert to fraction form
    8,182.13/11,290.44 = 4,997/x
  3. Step 3: Cross multiply
    8,182.13x = 11,290.44 × 4,997
  4. Step 4: Simplify right side
    8,182.13x = 56,418,328.68
  5. Step 5: Solve for x
    x = 56,418,328.68/8,182.13
  6. Step 6: Final answer
    x = 6,895.31

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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.