Home / 7,200.32-10,804.11-3,307.46

Finding the Fourth Proportional to 7,200.32, 10,804.11 and 3,307.46

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Solution

The fourth proportional to 7,200.32, 10,804.11 and 3,307.46 is: 4,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.32 : 10,804.11 = 3,307.46 : x
  2. Step 2: Convert to fraction form
    7,200.32/10,804.11 = 3,307.46/x
  3. Step 3: Cross multiply
    7,200.32x = 10,804.11 × 3,307.46
  4. Step 4: Simplify right side
    7,200.32x = 35,734,107.64
  5. Step 5: Solve for x
    x = 35,734,107.64/7,200.32
  6. Step 6: Final answer
    x = 4,962.85

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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.