Home / 3,914.20-5,873.39-1,574.49

Finding the Fourth Proportional to 3,914.20, 5,873.39 and 1,574.49

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Solution

The fourth proportional to 3,914.20, 5,873.39 and 1,574.49 is: 2,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.20 : 5,873.39 = 1,574.49 : x
  2. Step 2: Convert to fraction form
    3,914.20/5,873.39 = 1,574.49/x
  3. Step 3: Cross multiply
    3,914.20x = 5,873.39 × 1,574.49
  4. Step 4: Simplify right side
    3,914.20x = 9,247,576.41
  5. Step 5: Solve for x
    x = 9,247,576.41/3,914.20
  6. Step 6: Final answer
    x = 2,362.57

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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.