Home / 5,900.31-8,840.75-4,121.55

Finding the Fourth Proportional to 5,900.31, 8,840.75 and 4,121.55

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Solution

The fourth proportional to 5,900.31, 8,840.75 and 4,121.55 is: 6,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.31 : 8,840.75 = 4,121.55 : x
  2. Step 2: Convert to fraction form
    5,900.31/8,840.75 = 4,121.55/x
  3. Step 3: Cross multiply
    5,900.31x = 8,840.75 × 4,121.55
  4. Step 4: Simplify right side
    5,900.31x = 36,437,572.55
  5. Step 5: Solve for x
    x = 36,437,572.55/5,900.31
  6. Step 6: Final answer
    x = 6,175.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.