Home / 11,330.49-15,634.31-6,294.63

Finding the Fourth Proportional to 11,330.49, 15,634.31 and 6,294.63

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Solution

The fourth proportional to 11,330.49, 15,634.31 and 6,294.63 is: 8,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.49 : 15,634.31 = 6,294.63 : x
  2. Step 2: Convert to fraction form
    11,330.49/15,634.31 = 6,294.63/x
  3. Step 3: Cross multiply
    11,330.49x = 15,634.31 × 6,294.63
  4. Step 4: Simplify right side
    11,330.49x = 98,412,165.28
  5. Step 5: Solve for x
    x = 98,412,165.28/11,330.49
  6. Step 6: Final answer
    x = 8,685.61

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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.