Home / 11,110.73-15,333.36-6,330.74

Finding the Fourth Proportional to 11,110.73, 15,333.36 and 6,330.74

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Solution

The fourth proportional to 11,110.73, 15,333.36 and 6,330.74 is: 8,736.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.73 : 15,333.36 = 6,330.74 : x
  2. Step 2: Convert to fraction form
    11,110.73/15,333.36 = 6,330.74/x
  3. Step 3: Cross multiply
    11,110.73x = 15,333.36 × 6,330.74
  4. Step 4: Simplify right side
    11,110.73x = 97,071,515.49
  5. Step 5: Solve for x
    x = 97,071,515.49/11,110.73
  6. Step 6: Final answer
    x = 8,736.74

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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.