Home / 2,223.71-3,329.72-1,876.17

Finding the Fourth Proportional to 2,223.71, 3,329.72 and 1,876.17

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Solution

The fourth proportional to 2,223.71, 3,329.72 and 1,876.17 is: 2,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.71 : 3,329.72 = 1,876.17 : x
  2. Step 2: Convert to fraction form
    2,223.71/3,329.72 = 1,876.17/x
  3. Step 3: Cross multiply
    2,223.71x = 3,329.72 × 1,876.17
  4. Step 4: Simplify right side
    2,223.71x = 6,247,120.77
  5. Step 5: Solve for x
    x = 6,247,120.77/2,223.71
  6. Step 6: Final answer
    x = 2,809.32

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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.