Home / 6,860.06-10,289.95-2,180.34

Finding the Fourth Proportional to 6,860.06, 10,289.95 and 2,180.34

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Solution

The fourth proportional to 6,860.06, 10,289.95 and 2,180.34 is: 3,270.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.06 : 10,289.95 = 2,180.34 : x
  2. Step 2: Convert to fraction form
    6,860.06/10,289.95 = 2,180.34/x
  3. Step 3: Cross multiply
    6,860.06x = 10,289.95 × 2,180.34
  4. Step 4: Simplify right side
    6,860.06x = 22,435,584.13
  5. Step 5: Solve for x
    x = 22,435,584.13/6,860.06
  6. Step 6: Final answer
    x = 3,270.47

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1.5x scale

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.