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Finding the Fourth Proportional to 8,496.51, 12,744.63 and 2,653.44

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Solution

The fourth proportional to 8,496.51, 12,744.63 and 2,653.44 is: 3,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.51 : 12,744.63 = 2,653.44 : x
  2. Step 2: Convert to fraction form
    8,496.51/12,744.63 = 2,653.44/x
  3. Step 3: Cross multiply
    8,496.51x = 12,744.63 × 2,653.44
  4. Step 4: Simplify right side
    8,496.51x = 33,817,111.03
  5. Step 5: Solve for x
    x = 33,817,111.03/8,496.51
  6. Step 6: Final answer
    x = 3,980.12

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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.