Home / 1,554.45-2,320.29-1,369.92

Finding the Fourth Proportional to 1,554.45, 2,320.29 and 1,369.92

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Solution

The fourth proportional to 1,554.45, 2,320.29 and 1,369.92 is: 2,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.45 : 2,320.29 = 1,369.92 : x
  2. Step 2: Convert to fraction form
    1,554.45/2,320.29 = 1,369.92/x
  3. Step 3: Cross multiply
    1,554.45x = 2,320.29 × 1,369.92
  4. Step 4: Simplify right side
    1,554.45x = 3,178,611.68
  5. Step 5: Solve for x
    x = 3,178,611.68/1,554.45
  6. Step 6: Final answer
    x = 2,044.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.