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Finding the Fourth Proportional to 5,256.64, 7,888.74 and 3,066.04

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Solution

The fourth proportional to 5,256.64, 7,888.74 and 3,066.04 is: 4,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.64 : 7,888.74 = 3,066.04 : x
  2. Step 2: Convert to fraction form
    5,256.64/7,888.74 = 3,066.04/x
  3. Step 3: Cross multiply
    5,256.64x = 7,888.74 × 3,066.04
  4. Step 4: Simplify right side
    5,256.64x = 24,187,192.39
  5. Step 5: Solve for x
    x = 24,187,192.39/5,256.64
  6. Step 6: Final answer
    x = 4,601.26

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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.