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Finding the Fourth Proportional to 10,765.26, 14,856.12 and 5,985.27

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Solution

The fourth proportional to 10,765.26, 14,856.12 and 5,985.27 is: 8,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.26 : 14,856.12 = 5,985.27 : x
  2. Step 2: Convert to fraction form
    10,765.26/14,856.12 = 5,985.27/x
  3. Step 3: Cross multiply
    10,765.26x = 14,856.12 × 5,985.27
  4. Step 4: Simplify right side
    10,765.26x = 88,917,889.35
  5. Step 5: Solve for x
    x = 88,917,889.35/10,765.26
  6. Step 6: Final answer
    x = 8,259.71

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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.