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Finding the Fourth Proportional to 6,963.22, 9,598.34 and 5,277.88

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Solution

The fourth proportional to 6,963.22, 9,598.34 and 5,277.88 is: 7,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.22 : 9,598.34 = 5,277.88 : x
  2. Step 2: Convert to fraction form
    6,963.22/9,598.34 = 5,277.88/x
  3. Step 3: Cross multiply
    6,963.22x = 9,598.34 × 5,277.88
  4. Step 4: Simplify right side
    6,963.22x = 50,658,886.72
  5. Step 5: Solve for x
    x = 50,658,886.72/6,963.22
  6. Step 6: Final answer
    x = 7,275.21

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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.