Home / 2,854.98-3,939.63-1,595.94

Finding the Fourth Proportional to 2,854.98, 3,939.63 and 1,595.94

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Solution

The fourth proportional to 2,854.98, 3,939.63 and 1,595.94 is: 2,202.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.98 : 3,939.63 = 1,595.94 : x
  2. Step 2: Convert to fraction form
    2,854.98/3,939.63 = 1,595.94/x
  3. Step 3: Cross multiply
    2,854.98x = 3,939.63 × 1,595.94
  4. Step 4: Simplify right side
    2,854.98x = 6,287,413.10
  5. Step 5: Solve for x
    x = 6,287,413.10/2,854.98
  6. Step 6: Final answer
    x = 2,202.26

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1.5x scale

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.