Home / 1,356.14-2,035.43-1,008.65

Finding the Fourth Proportional to 1,356.14, 2,035.43 and 1,008.65

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Solution

The fourth proportional to 1,356.14, 2,035.43 and 1,008.65 is: 1,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.14 : 2,035.43 = 1,008.65 : x
  2. Step 2: Convert to fraction form
    1,356.14/2,035.43 = 1,008.65/x
  3. Step 3: Cross multiply
    1,356.14x = 2,035.43 × 1,008.65
  4. Step 4: Simplify right side
    1,356.14x = 2,053,031.43
  5. Step 5: Solve for x
    x = 2,053,031.43/1,356.14
  6. Step 6: Final answer
    x = 1,513.88

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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.