Home / 4,046.24-5,582.31-3,102.20

Finding the Fourth Proportional to 4,046.24, 5,582.31 and 3,102.20

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Solution

The fourth proportional to 4,046.24, 5,582.31 and 3,102.20 is: 4,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.24 : 5,582.31 = 3,102.20 : x
  2. Step 2: Convert to fraction form
    4,046.24/5,582.31 = 3,102.20/x
  3. Step 3: Cross multiply
    4,046.24x = 5,582.31 × 3,102.20
  4. Step 4: Simplify right side
    4,046.24x = 17,317,442.08
  5. Step 5: Solve for x
    x = 17,317,442.08/4,046.24
  6. Step 6: Final answer
    x = 4,279.89

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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.