Home / 11,035.92-15,231.95-6,790.59

Finding the Fourth Proportional to 11,035.92, 15,231.95 and 6,790.59

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Solution

The fourth proportional to 11,035.92, 15,231.95 and 6,790.59 is: 9,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.92 : 15,231.95 = 6,790.59 : x
  2. Step 2: Convert to fraction form
    11,035.92/15,231.95 = 6,790.59/x
  3. Step 3: Cross multiply
    11,035.92x = 15,231.95 × 6,790.59
  4. Step 4: Simplify right side
    11,035.92x = 103,433,893.40
  5. Step 5: Solve for x
    x = 103,433,893.40/11,035.92
  6. Step 6: Final answer
    x = 9,372.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.