Home / 8,695.22-13,042.59-2,455.66

Finding the Fourth Proportional to 8,695.22, 13,042.59 and 2,455.66

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Solution

The fourth proportional to 8,695.22, 13,042.59 and 2,455.66 is: 3,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.22 : 13,042.59 = 2,455.66 : x
  2. Step 2: Convert to fraction form
    8,695.22/13,042.59 = 2,455.66/x
  3. Step 3: Cross multiply
    8,695.22x = 13,042.59 × 2,455.66
  4. Step 4: Simplify right side
    8,695.22x = 32,028,166.56
  5. Step 5: Solve for x
    x = 32,028,166.56/8,695.22
  6. Step 6: Final answer
    x = 3,683.42

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1.5x scale

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.