Home / 12,297.43-18,441.62-4,397.81

Finding the Fourth Proportional to 12,297.43, 18,441.62 and 4,397.81

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Solution

The fourth proportional to 12,297.43, 18,441.62 and 4,397.81 is: 6,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.43 : 18,441.62 = 4,397.81 : x
  2. Step 2: Convert to fraction form
    12,297.43/18,441.62 = 4,397.81/x
  3. Step 3: Cross multiply
    12,297.43x = 18,441.62 × 4,397.81
  4. Step 4: Simplify right side
    12,297.43x = 81,102,659.64
  5. Step 5: Solve for x
    x = 81,102,659.64/12,297.43
  6. Step 6: Final answer
    x = 6,595.09

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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.