Home / 2,380.01-3,569.67-1,393.28

Finding the Fourth Proportional to 2,380.01, 3,569.67 and 1,393.28

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Solution

The fourth proportional to 2,380.01, 3,569.67 and 1,393.28 is: 2,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.01 : 3,569.67 = 1,393.28 : x
  2. Step 2: Convert to fraction form
    2,380.01/3,569.67 = 1,393.28/x
  3. Step 3: Cross multiply
    2,380.01x = 3,569.67 × 1,393.28
  4. Step 4: Simplify right side
    2,380.01x = 4,973,542.85
  5. Step 5: Solve for x
    x = 4,973,542.85/2,380.01
  6. Step 6: Final answer
    x = 2,089.72

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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.