Home / 1,435.14-2,161.58-1,366.02

Finding the Fourth Proportional to 1,435.14, 2,161.58 and 1,366.02

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Solution

The fourth proportional to 1,435.14, 2,161.58 and 1,366.02 is: 2,057.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435.14 : 2,161.58 = 1,366.02 : x
  2. Step 2: Convert to fraction form
    1,435.14/2,161.58 = 1,366.02/x
  3. Step 3: Cross multiply
    1,435.14x = 2,161.58 × 1,366.02
  4. Step 4: Simplify right side
    1,435.14x = 2,952,754.68
  5. Step 5: Solve for x
    x = 2,952,754.68/1,435.14
  6. Step 6: Final answer
    x = 2,057.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.