Home / 1,464.68-2,021.67-835.56

Finding the Fourth Proportional to 1,464.68, 2,021.67 and 835.56

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Solution

The fourth proportional to 1,464.68, 2,021.67 and 835.56 is: 1,153.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.68 : 2,021.67 = 835.56 : x
  2. Step 2: Convert to fraction form
    1,464.68/2,021.67 = 835.56/x
  3. Step 3: Cross multiply
    1,464.68x = 2,021.67 × 835.56
  4. Step 4: Simplify right side
    1,464.68x = 1,689,226.59
  5. Step 5: Solve for x
    x = 1,689,226.59/1,464.68
  6. Step 6: Final answer
    x = 1,153.31

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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.