Home / 4,671.91-6,446.71-2,783.23

Finding the Fourth Proportional to 4,671.91, 6,446.71 and 2,783.23

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Solution

The fourth proportional to 4,671.91, 6,446.71 and 2,783.23 is: 3,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.91 : 6,446.71 = 2,783.23 : x
  2. Step 2: Convert to fraction form
    4,671.91/6,446.71 = 2,783.23/x
  3. Step 3: Cross multiply
    4,671.91x = 6,446.71 × 2,783.23
  4. Step 4: Simplify right side
    4,671.91x = 17,942,676.67
  5. Step 5: Solve for x
    x = 17,942,676.67/4,671.91
  6. Step 6: Final answer
    x = 3,840.54

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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.