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Finding the Fourth Proportional to 10,657.44, 14,705.28 and 5,941.44

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Solution

The fourth proportional to 10,657.44, 14,705.28 and 5,941.44 is: 8,198.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.44 : 14,705.28 = 5,941.44 : x
  2. Step 2: Convert to fraction form
    10,657.44/14,705.28 = 5,941.44/x
  3. Step 3: Cross multiply
    10,657.44x = 14,705.28 × 5,941.44
  4. Step 4: Simplify right side
    10,657.44x = 87,370,538.80
  5. Step 5: Solve for x
    x = 87,370,538.80/10,657.44
  6. Step 6: Final answer
    x = 8,198.08

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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.