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Finding the Fourth Proportional to 9,845.92, 14,768.88 and 3,606.76

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Solution

The fourth proportional to 9,845.92, 14,768.88 and 3,606.76 is: 5,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.92 : 14,768.88 = 3,606.76 : x
  2. Step 2: Convert to fraction form
    9,845.92/14,768.88 = 3,606.76/x
  3. Step 3: Cross multiply
    9,845.92x = 14,768.88 × 3,606.76
  4. Step 4: Simplify right side
    9,845.92x = 53,267,805.63
  5. Step 5: Solve for x
    x = 53,267,805.63/9,845.92
  6. Step 6: Final answer
    x = 5,410.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.