Home / 5,945.50-8,202.95-3,427.29

Finding the Fourth Proportional to 5,945.50, 8,202.95 and 3,427.29

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Solution

The fourth proportional to 5,945.50, 8,202.95 and 3,427.29 is: 4,728.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.50 : 8,202.95 = 3,427.29 : x
  2. Step 2: Convert to fraction form
    5,945.50/8,202.95 = 3,427.29/x
  3. Step 3: Cross multiply
    5,945.50x = 8,202.95 × 3,427.29
  4. Step 4: Simplify right side
    5,945.50x = 28,113,851.51
  5. Step 5: Solve for x
    x = 28,113,851.51/5,945.50
  6. Step 6: Final answer
    x = 4,728.59

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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.