Home / 1,745.48-2,619.30-1,566.20

Finding the Fourth Proportional to 1,745.48, 2,619.30 and 1,566.20

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Solution

The fourth proportional to 1,745.48, 2,619.30 and 1,566.20 is: 2,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.48 : 2,619.30 = 1,566.20 : x
  2. Step 2: Convert to fraction form
    1,745.48/2,619.30 = 1,566.20/x
  3. Step 3: Cross multiply
    1,745.48x = 2,619.30 × 1,566.20
  4. Step 4: Simplify right side
    1,745.48x = 4,102,347.66
  5. Step 5: Solve for x
    x = 4,102,347.66/1,745.48
  6. Step 6: Final answer
    x = 2,350.27

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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.