Home / 11,160.94-15,402.32-6,124.86

Finding the Fourth Proportional to 11,160.94, 15,402.32 and 6,124.86

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Solution

The fourth proportional to 11,160.94, 15,402.32 and 6,124.86 is: 8,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.94 : 15,402.32 = 6,124.86 : x
  2. Step 2: Convert to fraction form
    11,160.94/15,402.32 = 6,124.86/x
  3. Step 3: Cross multiply
    11,160.94x = 15,402.32 × 6,124.86
  4. Step 4: Simplify right side
    11,160.94x = 94,337,053.68
  5. Step 5: Solve for x
    x = 94,337,053.68/11,160.94
  6. Step 6: Final answer
    x = 8,452.43

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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.