Home / 4,112.15-5,674.77-2,343.74

Finding the Fourth Proportional to 4,112.15, 5,674.77 and 2,343.74

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Solution

The fourth proportional to 4,112.15, 5,674.77 and 2,343.74 is: 3,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.15 : 5,674.77 = 2,343.74 : x
  2. Step 2: Convert to fraction form
    4,112.15/5,674.77 = 2,343.74/x
  3. Step 3: Cross multiply
    4,112.15x = 5,674.77 × 2,343.74
  4. Step 4: Simplify right side
    4,112.15x = 13,300,157.07
  5. Step 5: Solve for x
    x = 13,300,157.07/4,112.15
  6. Step 6: Final answer
    x = 3,234.36

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Half scale
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Double scale
Find fourth proportional to 4,113.15, 5,676.15 and 2,344.74
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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.