Home / 8,695.82-13,043.03-2,455.58

Finding the Fourth Proportional to 8,695.82, 13,043.03 and 2,455.58

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Solution

The fourth proportional to 8,695.82, 13,043.03 and 2,455.58 is: 3,683.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.82 : 13,043.03 = 2,455.58 : x
  2. Step 2: Convert to fraction form
    8,695.82/13,043.03 = 2,455.58/x
  3. Step 3: Cross multiply
    8,695.82x = 13,043.03 × 2,455.58
  4. Step 4: Simplify right side
    8,695.82x = 32,028,138.39
  5. Step 5: Solve for x
    x = 32,028,138.39/8,695.82
  6. Step 6: Final answer
    x = 3,683.17

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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.