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Finding the Fourth Proportional to 8,513.52, 11,748.36 and 4,736.56

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Solution

The fourth proportional to 8,513.52, 11,748.36 and 4,736.56 is: 6,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.52 : 11,748.36 = 4,736.56 : x
  2. Step 2: Convert to fraction form
    8,513.52/11,748.36 = 4,736.56/x
  3. Step 3: Cross multiply
    8,513.52x = 11,748.36 × 4,736.56
  4. Step 4: Simplify right side
    8,513.52x = 55,646,812.04
  5. Step 5: Solve for x
    x = 55,646,812.04/8,513.52
  6. Step 6: Final answer
    x = 6,536.29

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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.