Home / 6,980.36-10,470.99-3,084.75

Finding the Fourth Proportional to 6,980.36, 10,470.99 and 3,084.75

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Solution

The fourth proportional to 6,980.36, 10,470.99 and 3,084.75 is: 4,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.36 : 10,470.99 = 3,084.75 : x
  2. Step 2: Convert to fraction form
    6,980.36/10,470.99 = 3,084.75/x
  3. Step 3: Cross multiply
    6,980.36x = 10,470.99 × 3,084.75
  4. Step 4: Simplify right side
    6,980.36x = 32,300,386.40
  5. Step 5: Solve for x
    x = 32,300,386.40/6,980.36
  6. Step 6: Final answer
    x = 4,627.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.