Home / 11,645.58-17,454.42-5,397.12

Finding the Fourth Proportional to 11,645.58, 17,454.42 and 5,397.12

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Solution

The fourth proportional to 11,645.58, 17,454.42 and 5,397.12 is: 8,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.58 : 17,454.42 = 5,397.12 : x
  2. Step 2: Convert to fraction form
    11,645.58/17,454.42 = 5,397.12/x
  3. Step 3: Cross multiply
    11,645.58x = 17,454.42 × 5,397.12
  4. Step 4: Simplify right side
    11,645.58x = 94,203,599.27
  5. Step 5: Solve for x
    x = 94,203,599.27/11,645.58
  6. Step 6: Final answer
    x = 8,089.21

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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.