Home / 2,400.73-3,312.99-1,352.79

Finding the Fourth Proportional to 2,400.73, 3,312.99 and 1,352.79

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Solution

The fourth proportional to 2,400.73, 3,312.99 and 1,352.79 is: 1,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.73 : 3,312.99 = 1,352.79 : x
  2. Step 2: Convert to fraction form
    2,400.73/3,312.99 = 1,352.79/x
  3. Step 3: Cross multiply
    2,400.73x = 3,312.99 × 1,352.79
  4. Step 4: Simplify right side
    2,400.73x = 4,481,779.74
  5. Step 5: Solve for x
    x = 4,481,779.74/2,400.73
  6. Step 6: Final answer
    x = 1,866.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.