Home / 2,674.37-4,011.02-1,213.18

Finding the Fourth Proportional to 2,674.37, 4,011.02 and 1,213.18

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Solution

The fourth proportional to 2,674.37, 4,011.02 and 1,213.18 is: 1,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.37 : 4,011.02 = 1,213.18 : x
  2. Step 2: Convert to fraction form
    2,674.37/4,011.02 = 1,213.18/x
  3. Step 3: Cross multiply
    2,674.37x = 4,011.02 × 1,213.18
  4. Step 4: Simplify right side
    2,674.37x = 4,866,077.70
  5. Step 5: Solve for x
    x = 4,866,077.70/2,674.37
  6. Step 6: Final answer
    x = 1,819.53

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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.