Home / 8,365.34-12,538.87-3,095.85

Finding the Fourth Proportional to 8,365.34, 12,538.87 and 3,095.85

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Solution

The fourth proportional to 8,365.34, 12,538.87 and 3,095.85 is: 4,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.34 : 12,538.87 = 3,095.85 : x
  2. Step 2: Convert to fraction form
    8,365.34/12,538.87 = 3,095.85/x
  3. Step 3: Cross multiply
    8,365.34x = 12,538.87 × 3,095.85
  4. Step 4: Simplify right side
    8,365.34x = 38,818,499.97
  5. Step 5: Solve for x
    x = 38,818,499.97/8,365.34
  6. Step 6: Final answer
    x = 4,640.40

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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.