Home / 11,451.42-17,175.47-4,434.74

Finding the Fourth Proportional to 11,451.42, 17,175.47 and 4,434.74

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Solution

The fourth proportional to 11,451.42, 17,175.47 and 4,434.74 is: 6,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.42 : 17,175.47 = 4,434.74 : x
  2. Step 2: Convert to fraction form
    11,451.42/17,175.47 = 4,434.74/x
  3. Step 3: Cross multiply
    11,451.42x = 17,175.47 × 4,434.74
  4. Step 4: Simplify right side
    11,451.42x = 76,168,635.78
  5. Step 5: Solve for x
    x = 76,168,635.78/11,451.42
  6. Step 6: Final answer
    x = 6,651.46

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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.