Home / 3,177.14-4,763.33-1,325.62

Finding the Fourth Proportional to 3,177.14, 4,763.33 and 1,325.62

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Solution

The fourth proportional to 3,177.14, 4,763.33 and 1,325.62 is: 1,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.14 : 4,763.33 = 1,325.62 : x
  2. Step 2: Convert to fraction form
    3,177.14/4,763.33 = 1,325.62/x
  3. Step 3: Cross multiply
    3,177.14x = 4,763.33 × 1,325.62
  4. Step 4: Simplify right side
    3,177.14x = 6,314,346.98
  5. Step 5: Solve for x
    x = 6,314,346.98/3,177.14
  6. Step 6: Final answer
    x = 1,987.43

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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.