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Finding the Fourth Proportional to 9,152.63, 13,736.93 and 4,476.09

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Solution

The fourth proportional to 9,152.63, 13,736.93 and 4,476.09 is: 6,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.63 : 13,736.93 = 4,476.09 : x
  2. Step 2: Convert to fraction form
    9,152.63/13,736.93 = 4,476.09/x
  3. Step 3: Cross multiply
    9,152.63x = 13,736.93 × 4,476.09
  4. Step 4: Simplify right side
    9,152.63x = 61,487,764.14
  5. Step 5: Solve for x
    x = 61,487,764.14/9,152.63
  6. Step 6: Final answer
    x = 6,718.04

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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.