Home / 7,236.74-10,856.46-3,288.28

Finding the Fourth Proportional to 7,236.74, 10,856.46 and 3,288.28

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Solution

The fourth proportional to 7,236.74, 10,856.46 and 3,288.28 is: 4,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.74 : 10,856.46 = 3,288.28 : x
  2. Step 2: Convert to fraction form
    7,236.74/10,856.46 = 3,288.28/x
  3. Step 3: Cross multiply
    7,236.74x = 10,856.46 × 3,288.28
  4. Step 4: Simplify right side
    7,236.74x = 35,699,080.29
  5. Step 5: Solve for x
    x = 35,699,080.29/7,236.74
  6. Step 6: Final answer
    x = 4,933.03

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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.