Home / 10,865.56-14,995.43-6,085.43

Finding the Fourth Proportional to 10,865.56, 14,995.43 and 6,085.43

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Solution

The fourth proportional to 10,865.56, 14,995.43 and 6,085.43 is: 8,398.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.56 : 14,995.43 = 6,085.43 : x
  2. Step 2: Convert to fraction form
    10,865.56/14,995.43 = 6,085.43/x
  3. Step 3: Cross multiply
    10,865.56x = 14,995.43 × 6,085.43
  4. Step 4: Simplify right side
    10,865.56x = 91,253,639.58
  5. Step 5: Solve for x
    x = 91,253,639.58/10,865.56
  6. Step 6: Final answer
    x = 8,398.43

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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.