Home / 5,945.90-8,205.46-3,427.59

Finding the Fourth Proportional to 5,945.90, 8,205.46 and 3,427.59

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Solution

The fourth proportional to 5,945.90, 8,205.46 and 3,427.59 is: 4,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.90 : 8,205.46 = 3,427.59 : x
  2. Step 2: Convert to fraction form
    5,945.90/8,205.46 = 3,427.59/x
  3. Step 3: Cross multiply
    5,945.90x = 8,205.46 × 3,427.59
  4. Step 4: Simplify right side
    5,945.90x = 28,124,952.64
  5. Step 5: Solve for x
    x = 28,124,952.64/5,945.90
  6. Step 6: Final answer
    x = 4,730.14

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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.