Home / 4,428.87-6,114.47-3,936.84

Finding the Fourth Proportional to 4,428.87, 6,114.47 and 3,936.84

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Solution

The fourth proportional to 4,428.87, 6,114.47 and 3,936.84 is: 5,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.87 : 6,114.47 = 3,936.84 : x
  2. Step 2: Convert to fraction form
    4,428.87/6,114.47 = 3,936.84/x
  3. Step 3: Cross multiply
    4,428.87x = 6,114.47 × 3,936.84
  4. Step 4: Simplify right side
    4,428.87x = 24,071,670.39
  5. Step 5: Solve for x
    x = 24,071,670.39/4,428.87
  6. Step 6: Final answer
    x = 5,435.17

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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.