Home / 5,994.90-8,270.37-4,128.66

Finding the Fourth Proportional to 5,994.90, 8,270.37 and 4,128.66

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Solution

The fourth proportional to 5,994.90, 8,270.37 and 4,128.66 is: 5,695.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,994.90 : 8,270.37 = 4,128.66 : x
  2. Step 2: Convert to fraction form
    5,994.90/8,270.37 = 4,128.66/x
  3. Step 3: Cross multiply
    5,994.90x = 8,270.37 × 4,128.66
  4. Step 4: Simplify right side
    5,994.90x = 34,145,545.80
  5. Step 5: Solve for x
    x = 34,145,545.80/5,994.90
  6. Step 6: Final answer
    x = 5,695.77

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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.