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Finding the Fourth Proportional to 7,159.52, 10,738.80 and 3,262.88

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Solution

The fourth proportional to 7,159.52, 10,738.80 and 3,262.88 is: 4,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.52 : 10,738.80 = 3,262.88 : x
  2. Step 2: Convert to fraction form
    7,159.52/10,738.80 = 3,262.88/x
  3. Step 3: Cross multiply
    7,159.52x = 10,738.80 × 3,262.88
  4. Step 4: Simplify right side
    7,159.52x = 35,039,415.74
  5. Step 5: Solve for x
    x = 35,039,415.74/7,159.52
  6. Step 6: Final answer
    x = 4,894.10

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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.