Home / 1,433.67-2,150.62-1,355.91

Finding the Fourth Proportional to 1,433.67, 2,150.62 and 1,355.91

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Solution

The fourth proportional to 1,433.67, 2,150.62 and 1,355.91 is: 2,033.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433.67 : 2,150.62 = 1,355.91 : x
  2. Step 2: Convert to fraction form
    1,433.67/2,150.62 = 1,355.91/x
  3. Step 3: Cross multiply
    1,433.67x = 2,150.62 × 1,355.91
  4. Step 4: Simplify right side
    1,433.67x = 2,916,035.71
  5. Step 5: Solve for x
    x = 2,916,035.71/1,433.67
  6. Step 6: Final answer
    x = 2,033.97

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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.