Home / 2,153.70-3,223.08-1,759.14

Finding the Fourth Proportional to 2,153.70, 3,223.08 and 1,759.14

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Solution

The fourth proportional to 2,153.70, 3,223.08 and 1,759.14 is: 2,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153.70 : 3,223.08 = 1,759.14 : x
  2. Step 2: Convert to fraction form
    2,153.70/3,223.08 = 1,759.14/x
  3. Step 3: Cross multiply
    2,153.70x = 3,223.08 × 1,759.14
  4. Step 4: Simplify right side
    2,153.70x = 5,669,848.95
  5. Step 5: Solve for x
    x = 5,669,848.95/2,153.70
  6. Step 6: Final answer
    x = 2,632.61

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1.5x scale

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.