Home / 5,850.90-8,765.01-2,931.66

Finding the Fourth Proportional to 5,850.90, 8,765.01 and 2,931.66

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Solution

The fourth proportional to 5,850.90, 8,765.01 and 2,931.66 is: 4,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.90 : 8,765.01 = 2,931.66 : x
  2. Step 2: Convert to fraction form
    5,850.90/8,765.01 = 2,931.66/x
  3. Step 3: Cross multiply
    5,850.90x = 8,765.01 × 2,931.66
  4. Step 4: Simplify right side
    5,850.90x = 25,696,029.22
  5. Step 5: Solve for x
    x = 25,696,029.22/5,850.90
  6. Step 6: Final answer
    x = 4,391.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.