Home / 4,905.41-6,766.00-3,015.68

Finding the Fourth Proportional to 4,905.41, 6,766.00 and 3,015.68

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Solution

The fourth proportional to 4,905.41, 6,766.00 and 3,015.68 is: 4,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.41 : 6,766.00 = 3,015.68 : x
  2. Step 2: Convert to fraction form
    4,905.41/6,766.00 = 3,015.68/x
  3. Step 3: Cross multiply
    4,905.41x = 6,766.00 × 3,015.68
  4. Step 4: Simplify right side
    4,905.41x = 20,404,049.51
  5. Step 5: Solve for x
    x = 20,404,049.51/4,905.41
  6. Step 6: Final answer
    x = 4,159.50

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1.5x scale

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.