Home / 1,490.44-2,227.49-1,373.68

Finding the Fourth Proportional to 1,490.44, 2,227.49 and 1,373.68

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Solution

The fourth proportional to 1,490.44, 2,227.49 and 1,373.68 is: 2,052.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490.44 : 2,227.49 = 1,373.68 : x
  2. Step 2: Convert to fraction form
    1,490.44/2,227.49 = 1,373.68/x
  3. Step 3: Cross multiply
    1,490.44x = 2,227.49 × 1,373.68
  4. Step 4: Simplify right side
    1,490.44x = 3,059,858.46
  5. Step 5: Solve for x
    x = 3,059,858.46/1,490.44
  6. Step 6: Final answer
    x = 2,052.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.