Home / 2,546.55-3,820.28-1,670.84

Finding the Fourth Proportional to 2,546.55, 3,820.28 and 1,670.84

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Solution

The fourth proportional to 2,546.55, 3,820.28 and 1,670.84 is: 2,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.55 : 3,820.28 = 1,670.84 : x
  2. Step 2: Convert to fraction form
    2,546.55/3,820.28 = 1,670.84/x
  3. Step 3: Cross multiply
    2,546.55x = 3,820.28 × 1,670.84
  4. Step 4: Simplify right side
    2,546.55x = 6,383,049.18
  5. Step 5: Solve for x
    x = 6,383,049.18/2,546.55
  6. Step 6: Final answer
    x = 2,506.55

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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.