Home / 2,564.73-3,539.71-1,569.85

Finding the Fourth Proportional to 2,564.73, 3,539.71 and 1,569.85

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Solution

The fourth proportional to 2,564.73, 3,539.71 and 1,569.85 is: 2,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.73 : 3,539.71 = 1,569.85 : x
  2. Step 2: Convert to fraction form
    2,564.73/3,539.71 = 1,569.85/x
  3. Step 3: Cross multiply
    2,564.73x = 3,539.71 × 1,569.85
  4. Step 4: Simplify right side
    2,564.73x = 5,556,813.74
  5. Step 5: Solve for x
    x = 5,556,813.74/2,564.73
  6. Step 6: Final answer
    x = 2,166.63

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Why These Related Problems?

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