Home / 1,626.66-2,439.91-1,304.09

Finding the Fourth Proportional to 1,626.66, 2,439.91 and 1,304.09

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Solution

The fourth proportional to 1,626.66, 2,439.91 and 1,304.09 is: 1,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.66 : 2,439.91 = 1,304.09 : x
  2. Step 2: Convert to fraction form
    1,626.66/2,439.91 = 1,304.09/x
  3. Step 3: Cross multiply
    1,626.66x = 2,439.91 × 1,304.09
  4. Step 4: Simplify right side
    1,626.66x = 3,181,862.23
  5. Step 5: Solve for x
    x = 3,181,862.23/1,626.66
  6. Step 6: Final answer
    x = 1,956.07

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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.