Home / 4,983.65-6,880.75-3,098.05

Finding the Fourth Proportional to 4,983.65, 6,880.75 and 3,098.05

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Solution

The fourth proportional to 4,983.65, 6,880.75 and 3,098.05 is: 4,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.65 : 6,880.75 = 3,098.05 : x
  2. Step 2: Convert to fraction form
    4,983.65/6,880.75 = 3,098.05/x
  3. Step 3: Cross multiply
    4,983.65x = 6,880.75 × 3,098.05
  4. Step 4: Simplify right side
    4,983.65x = 21,316,907.54
  5. Step 5: Solve for x
    x = 21,316,907.54/4,983.65
  6. Step 6: Final answer
    x = 4,277.37

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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.