Home / 6,403.32-9,604.56-3,938.52

Finding the Fourth Proportional to 6,403.32, 9,604.56 and 3,938.52

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Solution

The fourth proportional to 6,403.32, 9,604.56 and 3,938.52 is: 5,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.32 : 9,604.56 = 3,938.52 : x
  2. Step 2: Convert to fraction form
    6,403.32/9,604.56 = 3,938.52/x
  3. Step 3: Cross multiply
    6,403.32x = 9,604.56 × 3,938.52
  4. Step 4: Simplify right side
    6,403.32x = 37,827,751.65
  5. Step 5: Solve for x
    x = 37,827,751.65/6,403.32
  6. Step 6: Final answer
    x = 5,907.52

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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.