Home / 4,700.73-6,484.30-3,907.95

Finding the Fourth Proportional to 4,700.73, 6,484.30 and 3,907.95

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Solution

The fourth proportional to 4,700.73, 6,484.30 and 3,907.95 is: 5,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.73 : 6,484.30 = 3,907.95 : x
  2. Step 2: Convert to fraction form
    4,700.73/6,484.30 = 3,907.95/x
  3. Step 3: Cross multiply
    4,700.73x = 6,484.30 × 3,907.95
  4. Step 4: Simplify right side
    4,700.73x = 25,340,308.08
  5. Step 5: Solve for x
    x = 25,340,308.08/4,700.73
  6. Step 6: Final answer
    x = 5,390.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.