Home / 4,111.50-5,671.65-2,933.22

Finding the Fourth Proportional to 4,111.50, 5,671.65 and 2,933.22

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Solution

The fourth proportional to 4,111.50, 5,671.65 and 2,933.22 is: 4,046.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.50 : 5,671.65 = 2,933.22 : x
  2. Step 2: Convert to fraction form
    4,111.50/5,671.65 = 2,933.22/x
  3. Step 3: Cross multiply
    4,111.50x = 5,671.65 × 2,933.22
  4. Step 4: Simplify right side
    4,111.50x = 16,636,197.21
  5. Step 5: Solve for x
    x = 16,636,197.21/4,111.50
  6. Step 6: Final answer
    x = 4,046.26

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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.