Home / 3,020.96-4,529.48-1,267.09

Finding the Fourth Proportional to 3,020.96, 4,529.48 and 1,267.09

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Solution

The fourth proportional to 3,020.96, 4,529.48 and 1,267.09 is: 1,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.96 : 4,529.48 = 1,267.09 : x
  2. Step 2: Convert to fraction form
    3,020.96/4,529.48 = 1,267.09/x
  3. Step 3: Cross multiply
    3,020.96x = 4,529.48 × 1,267.09
  4. Step 4: Simplify right side
    3,020.96x = 5,739,275.54
  5. Step 5: Solve for x
    x = 5,739,275.54/3,020.96
  6. Step 6: Final answer
    x = 1,899.82

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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.