Home / 3,111.23-4,671.44-3,055.85

Finding the Fourth Proportional to 3,111.23, 4,671.44 and 3,055.85

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Solution

The fourth proportional to 3,111.23, 4,671.44 and 3,055.85 is: 4,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111.23 : 4,671.44 = 3,055.85 : x
  2. Step 2: Convert to fraction form
    3,111.23/4,671.44 = 3,055.85/x
  3. Step 3: Cross multiply
    3,111.23x = 4,671.44 × 3,055.85
  4. Step 4: Simplify right side
    3,111.23x = 14,275,181.29
  5. Step 5: Solve for x
    x = 14,275,181.29/3,111.23
  6. Step 6: Final answer
    x = 4,588.28

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1.5x scale

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.