Home / 5,877.66-8,111.19-3,225.09

Finding the Fourth Proportional to 5,877.66, 8,111.19 and 3,225.09

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Solution

The fourth proportional to 5,877.66, 8,111.19 and 3,225.09 is: 4,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.66 : 8,111.19 = 3,225.09 : x
  2. Step 2: Convert to fraction form
    5,877.66/8,111.19 = 3,225.09/x
  3. Step 3: Cross multiply
    5,877.66x = 8,111.19 × 3,225.09
  4. Step 4: Simplify right side
    5,877.66x = 26,159,317.76
  5. Step 5: Solve for x
    x = 26,159,317.76/5,877.66
  6. Step 6: Final answer
    x = 4,450.63

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Half scale
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Double 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.