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Finding the Fourth Proportional to 7,282.76, 10,924.14 and 1,810.76

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Solution

The fourth proportional to 7,282.76, 10,924.14 and 1,810.76 is: 2,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.76 : 10,924.14 = 1,810.76 : x
  2. Step 2: Convert to fraction form
    7,282.76/10,924.14 = 1,810.76/x
  3. Step 3: Cross multiply
    7,282.76x = 10,924.14 × 1,810.76
  4. Step 4: Simplify right side
    7,282.76x = 19,780,995.75
  5. Step 5: Solve for x
    x = 19,780,995.75/7,282.76
  6. Step 6: Final answer
    x = 2,716.14

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Similar ratio
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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.