Home / 3,094.86-4,642.98-1,147.06

Finding the Fourth Proportional to 3,094.86, 4,642.98 and 1,147.06

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Solution

The fourth proportional to 3,094.86, 4,642.98 and 1,147.06 is: 1,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.86 : 4,642.98 = 1,147.06 : x
  2. Step 2: Convert to fraction form
    3,094.86/4,642.98 = 1,147.06/x
  3. Step 3: Cross multiply
    3,094.86x = 4,642.98 × 1,147.06
  4. Step 4: Simplify right side
    3,094.86x = 5,325,776.64
  5. Step 5: Solve for x
    x = 5,325,776.64/3,094.86
  6. Step 6: Final answer
    x = 1,720.85

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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.