Home / 5,874.85-8,110.94-3,888.17

Finding the Fourth Proportional to 5,874.85, 8,110.94 and 3,888.17

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Solution

The fourth proportional to 5,874.85, 8,110.94 and 3,888.17 is: 5,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.85 : 8,110.94 = 3,888.17 : x
  2. Step 2: Convert to fraction form
    5,874.85/8,110.94 = 3,888.17/x
  3. Step 3: Cross multiply
    5,874.85x = 8,110.94 × 3,888.17
  4. Step 4: Simplify right side
    5,874.85x = 31,536,684.00
  5. Step 5: Solve for x
    x = 31,536,684.00/5,874.85
  6. Step 6: Final answer
    x = 5,368.09

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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.