Home / 11,160.05-15,401.12-6,124.59

Finding the Fourth Proportional to 11,160.05, 15,401.12 and 6,124.59

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Solution

The fourth proportional to 11,160.05, 15,401.12 and 6,124.59 is: 8,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.05 : 15,401.12 = 6,124.59 : x
  2. Step 2: Convert to fraction form
    11,160.05/15,401.12 = 6,124.59/x
  3. Step 3: Cross multiply
    11,160.05x = 15,401.12 × 6,124.59
  4. Step 4: Simplify right side
    11,160.05x = 94,325,514.92
  5. Step 5: Solve for x
    x = 94,325,514.92/11,160.05
  6. Step 6: Final answer
    x = 8,452.07

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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.