Home / 1,626.31-2,242.83-1,252.36

Finding the Fourth Proportional to 1,626.31, 2,242.83 and 1,252.36

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Solution

The fourth proportional to 1,626.31, 2,242.83 and 1,252.36 is: 1,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.31 : 2,242.83 = 1,252.36 : x
  2. Step 2: Convert to fraction form
    1,626.31/2,242.83 = 1,252.36/x
  3. Step 3: Cross multiply
    1,626.31x = 2,242.83 × 1,252.36
  4. Step 4: Simplify right side
    1,626.31x = 2,808,830.58
  5. Step 5: Solve for x
    x = 2,808,830.58/1,626.31
  6. Step 6: Final answer
    x = 1,727.12

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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.