Home / 8,701.75-13,035.34-4,305.79

Finding the Fourth Proportional to 8,701.75, 13,035.34 and 4,305.79

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Solution

The fourth proportional to 8,701.75, 13,035.34 and 4,305.79 is: 6,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.75 : 13,035.34 = 4,305.79 : x
  2. Step 2: Convert to fraction form
    8,701.75/13,035.34 = 4,305.79/x
  3. Step 3: Cross multiply
    8,701.75x = 13,035.34 × 4,305.79
  4. Step 4: Simplify right side
    8,701.75x = 56,127,436.62
  5. Step 5: Solve for x
    x = 56,127,436.62/8,701.75
  6. Step 6: Final answer
    x = 6,450.13

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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.