Home / 3,087.43-4,631.63-1,006.95

Finding the Fourth Proportional to 3,087.43, 4,631.63 and 1,006.95

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Solution

The fourth proportional to 3,087.43, 4,631.63 and 1,006.95 is: 1,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.43 : 4,631.63 = 1,006.95 : x
  2. Step 2: Convert to fraction form
    3,087.43/4,631.63 = 1,006.95/x
  3. Step 3: Cross multiply
    3,087.43x = 4,631.63 × 1,006.95
  4. Step 4: Simplify right side
    3,087.43x = 4,663,819.83
  5. Step 5: Solve for x
    x = 4,663,819.83/3,087.43
  6. Step 6: Final answer
    x = 1,510.58

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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.