Home / 6,806.18-10,214.86-3,520.28

Finding the Fourth Proportional to 6,806.18, 10,214.86 and 3,520.28

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Solution

The fourth proportional to 6,806.18, 10,214.86 and 3,520.28 is: 5,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.18 : 10,214.86 = 3,520.28 : x
  2. Step 2: Convert to fraction form
    6,806.18/10,214.86 = 3,520.28/x
  3. Step 3: Cross multiply
    6,806.18x = 10,214.86 × 3,520.28
  4. Step 4: Simplify right side
    6,806.18x = 35,959,167.36
  5. Step 5: Solve for x
    x = 35,959,167.36/6,806.18
  6. Step 6: Final answer
    x = 5,283.31

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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.