Home / 4,164.98-6,245.64-1,242.72

Finding the Fourth Proportional to 4,164.98, 6,245.64 and 1,242.72

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Solution

The fourth proportional to 4,164.98, 6,245.64 and 1,242.72 is: 1,863.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.98 : 6,245.64 = 1,242.72 : x
  2. Step 2: Convert to fraction form
    4,164.98/6,245.64 = 1,242.72/x
  3. Step 3: Cross multiply
    4,164.98x = 6,245.64 × 1,242.72
  4. Step 4: Simplify right side
    4,164.98x = 7,761,581.74
  5. Step 5: Solve for x
    x = 7,761,581.74/4,164.98
  6. Step 6: Final answer
    x = 1,863.54

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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.