Home / 4,626.61-6,386.83-2,950.31

Finding the Fourth Proportional to 4,626.61, 6,386.83 and 2,950.31

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Solution

The fourth proportional to 4,626.61, 6,386.83 and 2,950.31 is: 4,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.61 : 6,386.83 = 2,950.31 : x
  2. Step 2: Convert to fraction form
    4,626.61/6,386.83 = 2,950.31/x
  3. Step 3: Cross multiply
    4,626.61x = 6,386.83 × 2,950.31
  4. Step 4: Simplify right side
    4,626.61x = 18,843,137.01
  5. Step 5: Solve for x
    x = 18,843,137.01/4,626.61
  6. Step 6: Final answer
    x = 4,072.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.