Home / 3,108.48-4,662.72-1,159.44

Finding the Fourth Proportional to 3,108.48, 4,662.72 and 1,159.44

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Solution

The fourth proportional to 3,108.48, 4,662.72 and 1,159.44 is: 1,739.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.48 : 4,662.72 = 1,159.44 : x
  2. Step 2: Convert to fraction form
    3,108.48/4,662.72 = 1,159.44/x
  3. Step 3: Cross multiply
    3,108.48x = 4,662.72 × 1,159.44
  4. Step 4: Simplify right side
    3,108.48x = 5,406,144.08
  5. Step 5: Solve for x
    x = 5,406,144.08/3,108.48
  6. Step 6: Final answer
    x = 1,739.16

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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.