Home / 1,845.84-2,546.52-1,643.85

Finding the Fourth Proportional to 1,845.84, 2,546.52 and 1,643.85

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Solution

The fourth proportional to 1,845.84, 2,546.52 and 1,643.85 is: 2,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.84 : 2,546.52 = 1,643.85 : x
  2. Step 2: Convert to fraction form
    1,845.84/2,546.52 = 1,643.85/x
  3. Step 3: Cross multiply
    1,845.84x = 2,546.52 × 1,643.85
  4. Step 4: Simplify right side
    1,845.84x = 4,186,096.90
  5. Step 5: Solve for x
    x = 4,186,096.90/1,845.84
  6. Step 6: Final answer
    x = 2,267.85

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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.