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Finding the Fourth Proportional to 5,256.04, 7,883.80 and 1,968.88

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Solution

The fourth proportional to 5,256.04, 7,883.80 and 1,968.88 is: 2,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.04 : 7,883.80 = 1,968.88 : x
  2. Step 2: Convert to fraction form
    5,256.04/7,883.80 = 1,968.88/x
  3. Step 3: Cross multiply
    5,256.04x = 7,883.80 × 1,968.88
  4. Step 4: Simplify right side
    5,256.04x = 15,522,256.14
  5. Step 5: Solve for x
    x = 15,522,256.14/5,256.04
  6. Step 6: Final answer
    x = 2,953.22

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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.