Home / 6,961.86-10,439.51-4,040.98

Finding the Fourth Proportional to 6,961.86, 10,439.51 and 4,040.98

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Solution

The fourth proportional to 6,961.86, 10,439.51 and 4,040.98 is: 6,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.86 : 10,439.51 = 4,040.98 : x
  2. Step 2: Convert to fraction form
    6,961.86/10,439.51 = 4,040.98/x
  3. Step 3: Cross multiply
    6,961.86x = 10,439.51 × 4,040.98
  4. Step 4: Simplify right side
    6,961.86x = 42,185,851.12
  5. Step 5: Solve for x
    x = 42,185,851.12/6,961.86
  6. Step 6: Final answer
    x = 6,059.57

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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.