Home / 4,126.32-5,690.52-3,828.24

Finding the Fourth Proportional to 4,126.32, 5,690.52 and 3,828.24

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Solution

The fourth proportional to 4,126.32, 5,690.52 and 3,828.24 is: 5,279.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.32 : 5,690.52 = 3,828.24 : x
  2. Step 2: Convert to fraction form
    4,126.32/5,690.52 = 3,828.24/x
  3. Step 3: Cross multiply
    4,126.32x = 5,690.52 × 3,828.24
  4. Step 4: Simplify right side
    4,126.32x = 21,784,676.28
  5. Step 5: Solve for x
    x = 21,784,676.28/4,126.32
  6. Step 6: Final answer
    x = 5,279.44

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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.