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Finding the Fourth Proportional to 10,608.76, 14,640.14 and 5,893.48

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Solution

The fourth proportional to 10,608.76, 14,640.14 and 5,893.48 is: 8,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.76 : 14,640.14 = 5,893.48 : x
  2. Step 2: Convert to fraction form
    10,608.76/14,640.14 = 5,893.48/x
  3. Step 3: Cross multiply
    10,608.76x = 14,640.14 × 5,893.48
  4. Step 4: Simplify right side
    10,608.76x = 86,281,372.29
  5. Step 5: Solve for x
    x = 86,281,372.29/10,608.76
  6. Step 6: Final answer
    x = 8,133.03

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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.