Home / 2,154.42-3,229.47-1,504.98

Finding the Fourth Proportional to 2,154.42, 3,229.47 and 1,504.98

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Solution

The fourth proportional to 2,154.42, 3,229.47 and 1,504.98 is: 2,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.42 : 3,229.47 = 1,504.98 : x
  2. Step 2: Convert to fraction form
    2,154.42/3,229.47 = 1,504.98/x
  3. Step 3: Cross multiply
    2,154.42x = 3,229.47 × 1,504.98
  4. Step 4: Simplify right side
    2,154.42x = 4,860,287.76
  5. Step 5: Solve for x
    x = 4,860,287.76/2,154.42
  6. Step 6: Final answer
    x = 2,255.96

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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.