Home / 11,339.58-17,005.59-4,764.54

Finding the Fourth Proportional to 11,339.58, 17,005.59 and 4,764.54

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Solution

The fourth proportional to 11,339.58, 17,005.59 and 4,764.54 is: 7,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.58 : 17,005.59 = 4,764.54 : x
  2. Step 2: Convert to fraction form
    11,339.58/17,005.59 = 4,764.54/x
  3. Step 3: Cross multiply
    11,339.58x = 17,005.59 × 4,764.54
  4. Step 4: Simplify right side
    11,339.58x = 81,023,813.78
  5. Step 5: Solve for x
    x = 81,023,813.78/11,339.58
  6. Step 6: Final answer
    x = 7,145.22

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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.