Home / 4,576.73-6,864.49-1,290.08

Finding the Fourth Proportional to 4,576.73, 6,864.49 and 1,290.08

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Solution

The fourth proportional to 4,576.73, 6,864.49 and 1,290.08 is: 1,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.73 : 6,864.49 = 1,290.08 : x
  2. Step 2: Convert to fraction form
    4,576.73/6,864.49 = 1,290.08/x
  3. Step 3: Cross multiply
    4,576.73x = 6,864.49 × 1,290.08
  4. Step 4: Simplify right side
    4,576.73x = 8,855,741.26
  5. Step 5: Solve for x
    x = 8,855,741.26/4,576.73
  6. Step 6: Final answer
    x = 1,934.95

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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.