Home / 6,853.26-10,289.61-6,540.06

Finding the Fourth Proportional to 6,853.26, 10,289.61 and 6,540.06

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Solution

The fourth proportional to 6,853.26, 10,289.61 and 6,540.06 is: 9,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.26 : 10,289.61 = 6,540.06 : x
  2. Step 2: Convert to fraction form
    6,853.26/10,289.61 = 6,540.06/x
  3. Step 3: Cross multiply
    6,853.26x = 10,289.61 × 6,540.06
  4. Step 4: Simplify right side
    6,853.26x = 67,294,666.78
  5. Step 5: Solve for x
    x = 67,294,666.78/6,853.26
  6. Step 6: Final answer
    x = 9,819.37

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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.