Home / 5,019.94-6,927.69-3,030.11

Finding the Fourth Proportional to 5,019.94, 6,927.69 and 3,030.11

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Solution

The fourth proportional to 5,019.94, 6,927.69 and 3,030.11 is: 4,181.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.94 : 6,927.69 = 3,030.11 : x
  2. Step 2: Convert to fraction form
    5,019.94/6,927.69 = 3,030.11/x
  3. Step 3: Cross multiply
    5,019.94x = 6,927.69 × 3,030.11
  4. Step 4: Simplify right side
    5,019.94x = 20,991,665.45
  5. Step 5: Solve for x
    x = 20,991,665.45/5,019.94
  6. Step 6: Final answer
    x = 4,181.66

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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.