Home / 2,963.70-4,441.32-2,177.55

Finding the Fourth Proportional to 2,963.70, 4,441.32 and 2,177.55

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Solution

The fourth proportional to 2,963.70, 4,441.32 and 2,177.55 is: 3,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.70 : 4,441.32 = 2,177.55 : x
  2. Step 2: Convert to fraction form
    2,963.70/4,441.32 = 2,177.55/x
  3. Step 3: Cross multiply
    2,963.70x = 4,441.32 × 2,177.55
  4. Step 4: Simplify right side
    2,963.70x = 9,671,196.37
  5. Step 5: Solve for x
    x = 9,671,196.37/2,963.70
  6. Step 6: Final answer
    x = 3,263.22

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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.