Home / 5,019.65-6,918.47-3,338.06

Finding the Fourth Proportional to 5,019.65, 6,918.47 and 3,338.06

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Solution

The fourth proportional to 5,019.65, 6,918.47 and 3,338.06 is: 4,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.65 : 6,918.47 = 3,338.06 : x
  2. Step 2: Convert to fraction form
    5,019.65/6,918.47 = 3,338.06/x
  3. Step 3: Cross multiply
    5,019.65x = 6,918.47 × 3,338.06
  4. Step 4: Simplify right side
    5,019.65x = 23,094,247.98
  5. Step 5: Solve for x
    x = 23,094,247.98/5,019.65
  6. Step 6: Final answer
    x = 4,600.76

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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.