Home / 6,740.56-10,113.24-3,455.20

Finding the Fourth Proportional to 6,740.56, 10,113.24 and 3,455.20

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Solution

The fourth proportional to 6,740.56, 10,113.24 and 3,455.20 is: 5,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.56 : 10,113.24 = 3,455.20 : x
  2. Step 2: Convert to fraction form
    6,740.56/10,113.24 = 3,455.20/x
  3. Step 3: Cross multiply
    6,740.56x = 10,113.24 × 3,455.20
  4. Step 4: Simplify right side
    6,740.56x = 34,943,266.85
  5. Step 5: Solve for x
    x = 34,943,266.85/6,740.56
  6. Step 6: Final answer
    x = 5,184.03

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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.