Home / 3,818.13-5,726.25-1,626.63

Finding the Fourth Proportional to 3,818.13, 5,726.25 and 1,626.63

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Solution

The fourth proportional to 3,818.13, 5,726.25 and 1,626.63 is: 2,439.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.13 : 5,726.25 = 1,626.63 : x
  2. Step 2: Convert to fraction form
    3,818.13/5,726.25 = 1,626.63/x
  3. Step 3: Cross multiply
    3,818.13x = 5,726.25 × 1,626.63
  4. Step 4: Simplify right side
    3,818.13x = 9,314,490.04
  5. Step 5: Solve for x
    x = 9,314,490.04/3,818.13
  6. Step 6: Final answer
    x = 2,439.54

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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.