Home / 3,055.35-4,216.14-1,876.43

Finding the Fourth Proportional to 3,055.35, 4,216.14 and 1,876.43

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Solution

The fourth proportional to 3,055.35, 4,216.14 and 1,876.43 is: 2,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.35 : 4,216.14 = 1,876.43 : x
  2. Step 2: Convert to fraction form
    3,055.35/4,216.14 = 1,876.43/x
  3. Step 3: Cross multiply
    3,055.35x = 4,216.14 × 1,876.43
  4. Step 4: Simplify right side
    3,055.35x = 7,911,270.50
  5. Step 5: Solve for x
    x = 7,911,270.50/3,055.35
  6. Step 6: Final answer
    x = 2,589.32

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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.