Home / 2,043.15-2,817.64-1,334.20

Finding the Fourth Proportional to 2,043.15, 2,817.64 and 1,334.20

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Solution

The fourth proportional to 2,043.15, 2,817.64 and 1,334.20 is: 1,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.15 : 2,817.64 = 1,334.20 : x
  2. Step 2: Convert to fraction form
    2,043.15/2,817.64 = 1,334.20/x
  3. Step 3: Cross multiply
    2,043.15x = 2,817.64 × 1,334.20
  4. Step 4: Simplify right side
    2,043.15x = 3,759,295.29
  5. Step 5: Solve for x
    x = 3,759,295.29/2,043.15
  6. Step 6: Final answer
    x = 1,839.95

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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.