Home / 1,745.93-2,410.53-1,561.25

Finding the Fourth Proportional to 1,745.93, 2,410.53 and 1,561.25

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Solution

The fourth proportional to 1,745.93, 2,410.53 and 1,561.25 is: 2,155.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.93 : 2,410.53 = 1,561.25 : x
  2. Step 2: Convert to fraction form
    1,745.93/2,410.53 = 1,561.25/x
  3. Step 3: Cross multiply
    1,745.93x = 2,410.53 × 1,561.25
  4. Step 4: Simplify right side
    1,745.93x = 3,763,439.96
  5. Step 5: Solve for x
    x = 3,763,439.96/1,745.93
  6. Step 6: Final answer
    x = 2,155.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.