Home / 4,178.81-6,271.41-1,548.81

Finding the Fourth Proportional to 4,178.81, 6,271.41 and 1,548.81

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Solution

The fourth proportional to 4,178.81, 6,271.41 and 1,548.81 is: 2,324.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.81 : 6,271.41 = 1,548.81 : x
  2. Step 2: Convert to fraction form
    4,178.81/6,271.41 = 1,548.81/x
  3. Step 3: Cross multiply
    4,178.81x = 6,271.41 × 1,548.81
  4. Step 4: Simplify right side
    4,178.81x = 9,713,183.42
  5. Step 5: Solve for x
    x = 9,713,183.42/4,178.81
  6. Step 6: Final answer
    x = 2,324.39

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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.