Home / 2,858.61-4,289.55-1,542.36

Finding the Fourth Proportional to 2,858.61, 4,289.55 and 1,542.36

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Solution

The fourth proportional to 2,858.61, 4,289.55 and 1,542.36 is: 2,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.61 : 4,289.55 = 1,542.36 : x
  2. Step 2: Convert to fraction form
    2,858.61/4,289.55 = 1,542.36/x
  3. Step 3: Cross multiply
    2,858.61x = 4,289.55 × 1,542.36
  4. Step 4: Simplify right side
    2,858.61x = 6,616,020.04
  5. Step 5: Solve for x
    x = 6,616,020.04/2,858.61
  6. Step 6: Final answer
    x = 2,314.42

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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.