Home / 5,512.36-7,607.70-4,112.68

Finding the Fourth Proportional to 5,512.36, 7,607.70 and 4,112.68

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Solution

The fourth proportional to 5,512.36, 7,607.70 and 4,112.68 is: 5,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.36 : 7,607.70 = 4,112.68 : x
  2. Step 2: Convert to fraction form
    5,512.36/7,607.70 = 4,112.68/x
  3. Step 3: Cross multiply
    5,512.36x = 7,607.70 × 4,112.68
  4. Step 4: Simplify right side
    5,512.36x = 31,288,035.64
  5. Step 5: Solve for x
    x = 31,288,035.64/5,512.36
  6. Step 6: Final answer
    x = 5,675.98

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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.