Home / 6,390.37-9,580.77-4,304.52

Finding the Fourth Proportional to 6,390.37, 9,580.77 and 4,304.52

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Solution

The fourth proportional to 6,390.37, 9,580.77 and 4,304.52 is: 6,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.37 : 9,580.77 = 4,304.52 : x
  2. Step 2: Convert to fraction form
    6,390.37/9,580.77 = 4,304.52/x
  3. Step 3: Cross multiply
    6,390.37x = 9,580.77 × 4,304.52
  4. Step 4: Simplify right side
    6,390.37x = 41,240,583.08
  5. Step 5: Solve for x
    x = 41,240,583.08/6,390.37
  6. Step 6: Final answer
    x = 6,453.55

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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.