Home / 2,853.42-4,279.20-1,004.22

Finding the Fourth Proportional to 2,853.42, 4,279.20 and 1,004.22

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Solution

The fourth proportional to 2,853.42, 4,279.20 and 1,004.22 is: 1,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.42 : 4,279.20 = 1,004.22 : x
  2. Step 2: Convert to fraction form
    2,853.42/4,279.20 = 1,004.22/x
  3. Step 3: Cross multiply
    2,853.42x = 4,279.20 × 1,004.22
  4. Step 4: Simplify right side
    2,853.42x = 4,297,258.22
  5. Step 5: Solve for x
    x = 4,297,258.22/2,853.42
  6. Step 6: Final answer
    x = 1,506.00

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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.