Home / 3,055.29-4,219.74-2,064.66

Finding the Fourth Proportional to 3,055.29, 4,219.74 and 2,064.66

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Solution

The fourth proportional to 3,055.29, 4,219.74 and 2,064.66 is: 2,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.29 : 4,219.74 = 2,064.66 : x
  2. Step 2: Convert to fraction form
    3,055.29/4,219.74 = 2,064.66/x
  3. Step 3: Cross multiply
    3,055.29x = 4,219.74 × 2,064.66
  4. Step 4: Simplify right side
    3,055.29x = 8,712,328.39
  5. Step 5: Solve for x
    x = 8,712,328.39/3,055.29
  6. Step 6: Final answer
    x = 2,851.56

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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.