Home / 1,474.14-2,034.27-810.98

Finding the Fourth Proportional to 1,474.14, 2,034.27 and 810.98

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Solution

The fourth proportional to 1,474.14, 2,034.27 and 810.98 is: 1,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.14 : 2,034.27 = 810.98 : x
  2. Step 2: Convert to fraction form
    1,474.14/2,034.27 = 810.98/x
  3. Step 3: Cross multiply
    1,474.14x = 2,034.27 × 810.98
  4. Step 4: Simplify right side
    1,474.14x = 1,649,752.28
  5. Step 5: Solve for x
    x = 1,649,752.28/1,474.14
  6. Step 6: Final answer
    x = 1,119.13

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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.