Home / 5,877.70-8,111.16-3,225.11

Finding the Fourth Proportional to 5,877.70, 8,111.16 and 3,225.11

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Solution

The fourth proportional to 5,877.70, 8,111.16 and 3,225.11 is: 4,450.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.70 : 8,111.16 = 3,225.11 : x
  2. Step 2: Convert to fraction form
    5,877.70/8,111.16 = 3,225.11/x
  3. Step 3: Cross multiply
    5,877.70x = 8,111.16 × 3,225.11
  4. Step 4: Simplify right side
    5,877.70x = 26,159,342.67
  5. Step 5: Solve for x
    x = 26,159,342.67/5,877.70
  6. Step 6: Final answer
    x = 4,450.61

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Half scale
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Double scale
Find fourth proportional to 5,878.70, 8,112.54 and 3,226.11
Similar ratio
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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.