Home / 2,574.96-3,860.52-1,206.64

Finding the Fourth Proportional to 2,574.96, 3,860.52 and 1,206.64

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Solution

The fourth proportional to 2,574.96, 3,860.52 and 1,206.64 is: 1,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.96 : 3,860.52 = 1,206.64 : x
  2. Step 2: Convert to fraction form
    2,574.96/3,860.52 = 1,206.64/x
  3. Step 3: Cross multiply
    2,574.96x = 3,860.52 × 1,206.64
  4. Step 4: Simplify right side
    2,574.96x = 4,658,257.85
  5. Step 5: Solve for x
    x = 4,658,257.85/2,574.96
  6. Step 6: Final answer
    x = 1,809.06

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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.