Home / 6,874.32-10,302.30-3,580.50

Finding the Fourth Proportional to 6,874.32, 10,302.30 and 3,580.50

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Solution

The fourth proportional to 6,874.32, 10,302.30 and 3,580.50 is: 5,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.32 : 10,302.30 = 3,580.50 : x
  2. Step 2: Convert to fraction form
    6,874.32/10,302.30 = 3,580.50/x
  3. Step 3: Cross multiply
    6,874.32x = 10,302.30 × 3,580.50
  4. Step 4: Simplify right side
    6,874.32x = 36,887,385.15
  5. Step 5: Solve for x
    x = 36,887,385.15/6,874.32
  6. Step 6: Final answer
    x = 5,365.97

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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.