Home / 1,612.23-2,224.94-1,262.31

Finding the Fourth Proportional to 1,612.23, 2,224.94 and 1,262.31

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Solution

The fourth proportional to 1,612.23, 2,224.94 and 1,262.31 is: 1,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.23 : 2,224.94 = 1,262.31 : x
  2. Step 2: Convert to fraction form
    1,612.23/2,224.94 = 1,262.31/x
  3. Step 3: Cross multiply
    1,612.23x = 2,224.94 × 1,262.31
  4. Step 4: Simplify right side
    1,612.23x = 2,808,557.70
  5. Step 5: Solve for x
    x = 2,808,557.70/1,612.23
  6. Step 6: Final answer
    x = 1,742.03

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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.