Home / 1,745.62-2,619.15-1,570.66

Finding the Fourth Proportional to 1,745.62, 2,619.15 and 1,570.66

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Solution

The fourth proportional to 1,745.62, 2,619.15 and 1,570.66 is: 2,356.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.62 : 2,619.15 = 1,570.66 : x
  2. Step 2: Convert to fraction form
    1,745.62/2,619.15 = 1,570.66/x
  3. Step 3: Cross multiply
    1,745.62x = 2,619.15 × 1,570.66
  4. Step 4: Simplify right side
    1,745.62x = 4,113,794.14
  5. Step 5: Solve for x
    x = 4,113,794.14/1,745.62
  6. Step 6: Final answer
    x = 2,356.64

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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.