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Finding the Fourth Proportional to 10,755.70, 14,842.03 and 6,039.07

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Solution

The fourth proportional to 10,755.70, 14,842.03 and 6,039.07 is: 8,333.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.70 : 14,842.03 = 6,039.07 : x
  2. Step 2: Convert to fraction form
    10,755.70/14,842.03 = 6,039.07/x
  3. Step 3: Cross multiply
    10,755.70x = 14,842.03 × 6,039.07
  4. Step 4: Simplify right side
    10,755.70x = 89,632,058.11
  5. Step 5: Solve for x
    x = 89,632,058.11/10,755.70
  6. Step 6: Final answer
    x = 8,333.45

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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.