Home / 11,011.82-15,197.06-6,231.76

Finding the Fourth Proportional to 11,011.82, 15,197.06 and 6,231.76

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Solution

The fourth proportional to 11,011.82, 15,197.06 and 6,231.76 is: 8,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.82 : 15,197.06 = 6,231.76 : x
  2. Step 2: Convert to fraction form
    11,011.82/15,197.06 = 6,231.76/x
  3. Step 3: Cross multiply
    11,011.82x = 15,197.06 × 6,231.76
  4. Step 4: Simplify right side
    11,011.82x = 94,704,430.63
  5. Step 5: Solve for x
    x = 94,704,430.63/11,011.82
  6. Step 6: Final answer
    x = 8,600.25

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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.