Home / 6,803.20-10,214.16-3,518.56

Finding the Fourth Proportional to 6,803.20, 10,214.16 and 3,518.56

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Solution

The fourth proportional to 6,803.20, 10,214.16 and 3,518.56 is: 5,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,803.20 : 10,214.16 = 3,518.56 : x
  2. Step 2: Convert to fraction form
    6,803.20/10,214.16 = 3,518.56/x
  3. Step 3: Cross multiply
    6,803.20x = 10,214.16 × 3,518.56
  4. Step 4: Simplify right side
    6,803.20x = 35,939,134.81
  5. Step 5: Solve for x
    x = 35,939,134.81/6,803.20
  6. Step 6: Final answer
    x = 5,282.68

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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.