Home / 1,465.07-2,022.20-835.92

Finding the Fourth Proportional to 1,465.07, 2,022.20 and 835.92

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Solution

The fourth proportional to 1,465.07, 2,022.20 and 835.92 is: 1,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465.07 : 2,022.20 = 835.92 : x
  2. Step 2: Convert to fraction form
    1,465.07/2,022.20 = 835.92/x
  3. Step 3: Cross multiply
    1,465.07x = 2,022.20 × 835.92
  4. Step 4: Simplify right side
    1,465.07x = 1,690,393.24
  5. Step 5: Solve for x
    x = 1,690,393.24/1,465.07
  6. Step 6: Final answer
    x = 1,153.80

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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.