Home / 3,055.91-4,219.29-2,699.10

Finding the Fourth Proportional to 3,055.91, 4,219.29 and 2,699.10

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Solution

The fourth proportional to 3,055.91, 4,219.29 and 2,699.10 is: 3,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.91 : 4,219.29 = 2,699.10 : x
  2. Step 2: Convert to fraction form
    3,055.91/4,219.29 = 2,699.10/x
  3. Step 3: Cross multiply
    3,055.91x = 4,219.29 × 2,699.10
  4. Step 4: Simplify right side
    3,055.91x = 11,388,285.64
  5. Step 5: Solve for x
    x = 11,388,285.64/3,055.91
  6. Step 6: Final answer
    x = 3,726.65

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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.