Home / 3,076.32-4,245.68-1,750.24

Finding the Fourth Proportional to 3,076.32, 4,245.68 and 1,750.24

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Solution

The fourth proportional to 3,076.32, 4,245.68 and 1,750.24 is: 2,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.32 : 4,245.68 = 1,750.24 : x
  2. Step 2: Convert to fraction form
    3,076.32/4,245.68 = 1,750.24/x
  3. Step 3: Cross multiply
    3,076.32x = 4,245.68 × 1,750.24
  4. Step 4: Simplify right side
    3,076.32x = 7,430,944.76
  5. Step 5: Solve for x
    x = 7,430,944.76/3,076.32
  6. Step 6: Final answer
    x = 2,415.53

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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.