Home / 11,790.36-17,689.01-4,766.76

Finding the Fourth Proportional to 11,790.36, 17,689.01 and 4,766.76

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Solution

The fourth proportional to 11,790.36, 17,689.01 and 4,766.76 is: 7,151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.36 : 17,689.01 = 4,766.76 : x
  2. Step 2: Convert to fraction form
    11,790.36/17,689.01 = 4,766.76/x
  3. Step 3: Cross multiply
    11,790.36x = 17,689.01 × 4,766.76
  4. Step 4: Simplify right side
    11,790.36x = 84,319,241.47
  5. Step 5: Solve for x
    x = 84,319,241.47/11,790.36
  6. Step 6: Final answer
    x = 7,151.54

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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.