Home / 6,771.18-10,156.75-1,840.83

Finding the Fourth Proportional to 6,771.18, 10,156.75 and 1,840.83

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Solution

The fourth proportional to 6,771.18, 10,156.75 and 1,840.83 is: 2,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.18 : 10,156.75 = 1,840.83 : x
  2. Step 2: Convert to fraction form
    6,771.18/10,156.75 = 1,840.83/x
  3. Step 3: Cross multiply
    6,771.18x = 10,156.75 × 1,840.83
  4. Step 4: Simplify right side
    6,771.18x = 18,696,807.41
  5. Step 5: Solve for x
    x = 18,696,807.41/6,771.18
  6. Step 6: Final answer
    x = 2,761.23

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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.