Home / 3,155.41-4,733.32-1,074.86

Finding the Fourth Proportional to 3,155.41, 4,733.32 and 1,074.86

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Solution

The fourth proportional to 3,155.41, 4,733.32 and 1,074.86 is: 1,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.41 : 4,733.32 = 1,074.86 : x
  2. Step 2: Convert to fraction form
    3,155.41/4,733.32 = 1,074.86/x
  3. Step 3: Cross multiply
    3,155.41x = 4,733.32 × 1,074.86
  4. Step 4: Simplify right side
    3,155.41x = 5,087,656.34
  5. Step 5: Solve for x
    x = 5,087,656.34/3,155.41
  6. Step 6: Final answer
    x = 1,612.36

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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.