Home / 1,740.64-2,622.93-1,439.27

Finding the Fourth Proportional to 1,740.64, 2,622.93 and 1,439.27

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Solution

The fourth proportional to 1,740.64, 2,622.93 and 1,439.27 is: 2,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.64 : 2,622.93 = 1,439.27 : x
  2. Step 2: Convert to fraction form
    1,740.64/2,622.93 = 1,439.27/x
  3. Step 3: Cross multiply
    1,740.64x = 2,622.93 × 1,439.27
  4. Step 4: Simplify right side
    1,740.64x = 3,775,103.88
  5. Step 5: Solve for x
    x = 3,775,103.88/1,740.64
  6. Step 6: Final answer
    x = 2,168.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.