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Finding the Fourth Proportional to 9,302.79, 13,954.19 and 4,628.65

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Solution

The fourth proportional to 9,302.79, 13,954.19 and 4,628.65 is: 6,942.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.79 : 13,954.19 = 4,628.65 : x
  2. Step 2: Convert to fraction form
    9,302.79/13,954.19 = 4,628.65/x
  3. Step 3: Cross multiply
    9,302.79x = 13,954.19 × 4,628.65
  4. Step 4: Simplify right side
    9,302.79x = 64,589,003.51
  5. Step 5: Solve for x
    x = 64,589,003.51/9,302.79
  6. Step 6: Final answer
    x = 6,942.97

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Similar ratio
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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.