Home / 2,035.23-3,054.20-939.70

Finding the Fourth Proportional to 2,035.23, 3,054.20 and 939.70

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Solution

The fourth proportional to 2,035.23, 3,054.20 and 939.70 is: 1,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.23 : 3,054.20 = 939.70 : x
  2. Step 2: Convert to fraction form
    2,035.23/3,054.20 = 939.70/x
  3. Step 3: Cross multiply
    2,035.23x = 3,054.20 × 939.70
  4. Step 4: Simplify right side
    2,035.23x = 2,870,031.74
  5. Step 5: Solve for x
    x = 2,870,031.74/2,035.23
  6. Step 6: Final answer
    x = 1,410.18

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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.