Home / 7,124.84-10,687.34-2,194.44

Finding the Fourth Proportional to 7,124.84, 10,687.34 and 2,194.44

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Solution

The fourth proportional to 7,124.84, 10,687.34 and 2,194.44 is: 3,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.84 : 10,687.34 = 2,194.44 : x
  2. Step 2: Convert to fraction form
    7,124.84/10,687.34 = 2,194.44/x
  3. Step 3: Cross multiply
    7,124.84x = 10,687.34 × 2,194.44
  4. Step 4: Simplify right side
    7,124.84x = 23,452,726.39
  5. Step 5: Solve for x
    x = 23,452,726.39/7,124.84
  6. Step 6: Final answer
    x = 3,291.68

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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.