Home / 1,424.34-2,135.04-1,033.36

Finding the Fourth Proportional to 1,424.34, 2,135.04 and 1,033.36

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Solution

The fourth proportional to 1,424.34, 2,135.04 and 1,033.36 is: 1,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424.34 : 2,135.04 = 1,033.36 : x
  2. Step 2: Convert to fraction form
    1,424.34/2,135.04 = 1,033.36/x
  3. Step 3: Cross multiply
    1,424.34x = 2,135.04 × 1,033.36
  4. Step 4: Simplify right side
    1,424.34x = 2,206,264.93
  5. Step 5: Solve for x
    x = 2,206,264.93/1,424.34
  6. Step 6: Final answer
    x = 1,548.97

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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.