Home / 2,329.75-3,214.20-1,334.35

Finding the Fourth Proportional to 2,329.75, 3,214.20 and 1,334.35

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Solution

The fourth proportional to 2,329.75, 3,214.20 and 1,334.35 is: 1,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.75 : 3,214.20 = 1,334.35 : x
  2. Step 2: Convert to fraction form
    2,329.75/3,214.20 = 1,334.35/x
  3. Step 3: Cross multiply
    2,329.75x = 3,214.20 × 1,334.35
  4. Step 4: Simplify right side
    2,329.75x = 4,288,867.77
  5. Step 5: Solve for x
    x = 4,288,867.77/2,329.75
  6. Step 6: Final answer
    x = 1,840.91

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1.5x scale

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.