Home / 6,810.28-10,215.48-2,193.28

Finding the Fourth Proportional to 6,810.28, 10,215.48 and 2,193.28

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Solution

The fourth proportional to 6,810.28, 10,215.48 and 2,193.28 is: 3,289.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.28 : 10,215.48 = 2,193.28 : x
  2. Step 2: Convert to fraction form
    6,810.28/10,215.48 = 2,193.28/x
  3. Step 3: Cross multiply
    6,810.28x = 10,215.48 × 2,193.28
  4. Step 4: Simplify right side
    6,810.28x = 22,405,407.97
  5. Step 5: Solve for x
    x = 22,405,407.97/6,810.28
  6. Step 6: Final answer
    x = 3,289.94

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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.