Home / 1,745.90-2,630.84-1,444.53

Finding the Fourth Proportional to 1,745.90, 2,630.84 and 1,444.53

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Solution

The fourth proportional to 1,745.90, 2,630.84 and 1,444.53 is: 2,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.90 : 2,630.84 = 1,444.53 : x
  2. Step 2: Convert to fraction form
    1,745.90/2,630.84 = 1,444.53/x
  3. Step 3: Cross multiply
    1,745.90x = 2,630.84 × 1,444.53
  4. Step 4: Simplify right side
    1,745.90x = 3,800,320.08
  5. Step 5: Solve for x
    x = 3,800,320.08/1,745.90
  6. Step 6: Final answer
    x = 2,176.72

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1.5x scale

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.