Home / 5,864.85-8,795.88-2,165.07

Finding the Fourth Proportional to 5,864.85, 8,795.88 and 2,165.07

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Solution

The fourth proportional to 5,864.85, 8,795.88 and 2,165.07 is: 3,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.85 : 8,795.88 = 2,165.07 : x
  2. Step 2: Convert to fraction form
    5,864.85/8,795.88 = 2,165.07/x
  3. Step 3: Cross multiply
    5,864.85x = 8,795.88 × 2,165.07
  4. Step 4: Simplify right side
    5,864.85x = 19,043,695.91
  5. Step 5: Solve for x
    x = 19,043,695.91/5,864.85
  6. Step 6: Final answer
    x = 3,247.09

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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.