Home / 11,160.58-15,401.55-6,124.88

Finding the Fourth Proportional to 11,160.58, 15,401.55 and 6,124.88

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Solution

The fourth proportional to 11,160.58, 15,401.55 and 6,124.88 is: 8,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.58 : 15,401.55 = 6,124.88 : x
  2. Step 2: Convert to fraction form
    11,160.58/15,401.55 = 6,124.88/x
  3. Step 3: Cross multiply
    11,160.58x = 15,401.55 × 6,124.88
  4. Step 4: Simplify right side
    11,160.58x = 94,332,645.56
  5. Step 5: Solve for x
    x = 94,332,645.56/11,160.58
  6. Step 6: Final answer
    x = 8,452.31

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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.