Home / 6,720.56-10,070.46-3,600.98

Finding the Fourth Proportional to 6,720.56, 10,070.46 and 3,600.98

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Solution

The fourth proportional to 6,720.56, 10,070.46 and 3,600.98 is: 5,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.56 : 10,070.46 = 3,600.98 : x
  2. Step 2: Convert to fraction form
    6,720.56/10,070.46 = 3,600.98/x
  3. Step 3: Cross multiply
    6,720.56x = 10,070.46 × 3,600.98
  4. Step 4: Simplify right side
    6,720.56x = 36,263,525.05
  5. Step 5: Solve for x
    x = 36,263,525.05/6,720.56
  6. Step 6: Final answer
    x = 5,395.91

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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.