Home / 7,089.89-10,634.83-1,895.63

Finding the Fourth Proportional to 7,089.89, 10,634.83 and 1,895.63

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Solution

The fourth proportional to 7,089.89, 10,634.83 and 1,895.63 is: 2,843.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.89 : 10,634.83 = 1,895.63 : x
  2. Step 2: Convert to fraction form
    7,089.89/10,634.83 = 1,895.63/x
  3. Step 3: Cross multiply
    7,089.89x = 10,634.83 × 1,895.63
  4. Step 4: Simplify right side
    7,089.89x = 20,159,644.88
  5. Step 5: Solve for x
    x = 20,159,644.88/7,089.89
  6. Step 6: Final answer
    x = 2,843.44

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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.