Home / 11,030.20-15,221.76-5,994.42

Finding the Fourth Proportional to 11,030.20, 15,221.76 and 5,994.42

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Solution

The fourth proportional to 11,030.20, 15,221.76 and 5,994.42 is: 8,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.20 : 15,221.76 = 5,994.42 : x
  2. Step 2: Convert to fraction form
    11,030.20/15,221.76 = 5,994.42/x
  3. Step 3: Cross multiply
    11,030.20x = 15,221.76 × 5,994.42
  4. Step 4: Simplify right side
    11,030.20x = 91,245,622.58
  5. Step 5: Solve for x
    x = 91,245,622.58/11,030.20
  6. Step 6: Final answer
    x = 8,272.35

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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.