Home / 1,498.19-2,234.09-1,394.31

Finding the Fourth Proportional to 1,498.19, 2,234.09 and 1,394.31

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Solution

The fourth proportional to 1,498.19, 2,234.09 and 1,394.31 is: 2,079.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.19 : 2,234.09 = 1,394.31 : x
  2. Step 2: Convert to fraction form
    1,498.19/2,234.09 = 1,394.31/x
  3. Step 3: Cross multiply
    1,498.19x = 2,234.09 × 1,394.31
  4. Step 4: Simplify right side
    1,498.19x = 3,115,007.06
  5. Step 5: Solve for x
    x = 3,115,007.06/1,498.19
  6. Step 6: Final answer
    x = 2,079.19

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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.