Home / 3,923.55-5,885.25-1,583.49

Finding the Fourth Proportional to 3,923.55, 5,885.25 and 1,583.49

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Solution

The fourth proportional to 3,923.55, 5,885.25 and 1,583.49 is: 2,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.55 : 5,885.25 = 1,583.49 : x
  2. Step 2: Convert to fraction form
    3,923.55/5,885.25 = 1,583.49/x
  3. Step 3: Cross multiply
    3,923.55x = 5,885.25 × 1,583.49
  4. Step 4: Simplify right side
    3,923.55x = 9,319,226.61
  5. Step 5: Solve for x
    x = 9,319,226.61/3,923.55
  6. Step 6: Final answer
    x = 2,375.20

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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.