Home / 8,734.15-13,106.63-3,540.07

Finding the Fourth Proportional to 8,734.15, 13,106.63 and 3,540.07

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Solution

The fourth proportional to 8,734.15, 13,106.63 and 3,540.07 is: 5,312.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.15 : 13,106.63 = 3,540.07 : x
  2. Step 2: Convert to fraction form
    8,734.15/13,106.63 = 3,540.07/x
  3. Step 3: Cross multiply
    8,734.15x = 13,106.63 × 3,540.07
  4. Step 4: Simplify right side
    8,734.15x = 46,398,369.96
  5. Step 5: Solve for x
    x = 46,398,369.96/8,734.15
  6. Step 6: Final answer
    x = 5,312.29

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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.