Home / 11,305.73-15,602.70-6,270.43

Finding the Fourth Proportional to 11,305.73, 15,602.70 and 6,270.43

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Solution

The fourth proportional to 11,305.73, 15,602.70 and 6,270.43 is: 8,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.73 : 15,602.70 = 6,270.43 : x
  2. Step 2: Convert to fraction form
    11,305.73/15,602.70 = 6,270.43/x
  3. Step 3: Cross multiply
    11,305.73x = 15,602.70 × 6,270.43
  4. Step 4: Simplify right side
    11,305.73x = 97,835,560.15
  5. Step 5: Solve for x
    x = 97,835,560.15/11,305.73
  6. Step 6: Final answer
    x = 8,653.63

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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.