Home / 6,270.26-9,405.39-2,109.50

Finding the Fourth Proportional to 6,270.26, 9,405.39 and 2,109.50

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Solution

The fourth proportional to 6,270.26, 9,405.39 and 2,109.50 is: 3,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.26 : 9,405.39 = 2,109.50 : x
  2. Step 2: Convert to fraction form
    6,270.26/9,405.39 = 2,109.50/x
  3. Step 3: Cross multiply
    6,270.26x = 9,405.39 × 2,109.50
  4. Step 4: Simplify right side
    6,270.26x = 19,840,670.21
  5. Step 5: Solve for x
    x = 19,840,670.21/6,270.26
  6. Step 6: Final answer
    x = 3,164.25

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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.