Home / 1,612.58-2,226.29-1,052.80

Finding the Fourth Proportional to 1,612.58, 2,226.29 and 1,052.80

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Solution

The fourth proportional to 1,612.58, 2,226.29 and 1,052.80 is: 1,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.58 : 2,226.29 = 1,052.80 : x
  2. Step 2: Convert to fraction form
    1,612.58/2,226.29 = 1,052.80/x
  3. Step 3: Cross multiply
    1,612.58x = 2,226.29 × 1,052.80
  4. Step 4: Simplify right side
    1,612.58x = 2,343,827.28
  5. Step 5: Solve for x
    x = 2,343,827.28/1,612.58
  6. Step 6: Final answer
    x = 1,453.47

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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.