Home / 1,753.03-2,623.47-1,405.54

Finding the Fourth Proportional to 1,753.03, 2,623.47 and 1,405.54

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Solution

The fourth proportional to 1,753.03, 2,623.47 and 1,405.54 is: 2,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.03 : 2,623.47 = 1,405.54 : x
  2. Step 2: Convert to fraction form
    1,753.03/2,623.47 = 1,405.54/x
  3. Step 3: Cross multiply
    1,753.03x = 2,623.47 × 1,405.54
  4. Step 4: Simplify right side
    1,753.03x = 3,687,392.02
  5. Step 5: Solve for x
    x = 3,687,392.02/1,753.03
  6. Step 6: Final answer
    x = 2,103.44

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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.