Home / 3,379.21-4,663.65-2,053.05

Finding the Fourth Proportional to 3,379.21, 4,663.65 and 2,053.05

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Solution

The fourth proportional to 3,379.21, 4,663.65 and 2,053.05 is: 2,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.21 : 4,663.65 = 2,053.05 : x
  2. Step 2: Convert to fraction form
    3,379.21/4,663.65 = 2,053.05/x
  3. Step 3: Cross multiply
    3,379.21x = 4,663.65 × 2,053.05
  4. Step 4: Simplify right side
    3,379.21x = 9,574,706.63
  5. Step 5: Solve for x
    x = 9,574,706.63/3,379.21
  6. Step 6: Final answer
    x = 2,833.42

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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.