Home / 4,046.96-5,582.62-2,785.79

Finding the Fourth Proportional to 4,046.96, 5,582.62 and 2,785.79

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Solution

The fourth proportional to 4,046.96, 5,582.62 and 2,785.79 is: 3,842.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.96 : 5,582.62 = 2,785.79 : x
  2. Step 2: Convert to fraction form
    4,046.96/5,582.62 = 2,785.79/x
  3. Step 3: Cross multiply
    4,046.96x = 5,582.62 × 2,785.79
  4. Step 4: Simplify right side
    4,046.96x = 15,552,024.41
  5. Step 5: Solve for x
    x = 15,552,024.41/4,046.96
  6. Step 6: Final answer
    x = 3,842.89

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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.