Home / 4,576.11-6,863.81-1,979.07

Finding the Fourth Proportional to 4,576.11, 6,863.81 and 1,979.07

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Solution

The fourth proportional to 4,576.11, 6,863.81 and 1,979.07 is: 2,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.11 : 6,863.81 = 1,979.07 : x
  2. Step 2: Convert to fraction form
    4,576.11/6,863.81 = 1,979.07/x
  3. Step 3: Cross multiply
    4,576.11x = 6,863.81 × 1,979.07
  4. Step 4: Simplify right side
    4,576.11x = 13,583,950.56
  5. Step 5: Solve for x
    x = 13,583,950.56/4,576.11
  6. Step 6: Final answer
    x = 2,968.45

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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.