Home / 8,703.93-13,057.38-3,436.19

Finding the Fourth Proportional to 8,703.93, 13,057.38 and 3,436.19

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Solution

The fourth proportional to 8,703.93, 13,057.38 and 3,436.19 is: 5,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.93 : 13,057.38 = 3,436.19 : x
  2. Step 2: Convert to fraction form
    8,703.93/13,057.38 = 3,436.19/x
  3. Step 3: Cross multiply
    8,703.93x = 13,057.38 × 3,436.19
  4. Step 4: Simplify right side
    8,703.93x = 44,867,573.30
  5. Step 5: Solve for x
    x = 44,867,573.30/8,703.93
  6. Step 6: Final answer
    x = 5,154.86

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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.