Home / 2,238.18-3,353.48-1,370.68

Finding the Fourth Proportional to 2,238.18, 3,353.48 and 1,370.68

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Solution

The fourth proportional to 2,238.18, 3,353.48 and 1,370.68 is: 2,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.18 : 3,353.48 = 1,370.68 : x
  2. Step 2: Convert to fraction form
    2,238.18/3,353.48 = 1,370.68/x
  3. Step 3: Cross multiply
    2,238.18x = 3,353.48 × 1,370.68
  4. Step 4: Simplify right side
    2,238.18x = 4,596,547.97
  5. Step 5: Solve for x
    x = 4,596,547.97/2,238.18
  6. Step 6: Final answer
    x = 2,053.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.