Home / 1,612.58-2,227.46-1,244.12

Finding the Fourth Proportional to 1,612.58, 2,227.46 and 1,244.12

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Solution

The fourth proportional to 1,612.58, 2,227.46 and 1,244.12 is: 1,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.58 : 2,227.46 = 1,244.12 : x
  2. Step 2: Convert to fraction form
    1,612.58/2,227.46 = 1,244.12/x
  3. Step 3: Cross multiply
    1,612.58x = 2,227.46 × 1,244.12
  4. Step 4: Simplify right side
    1,612.58x = 2,771,210.18
  5. Step 5: Solve for x
    x = 2,771,210.18/1,612.58
  6. Step 6: Final answer
    x = 1,718.50

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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.