Home / 5,035.37-6,947.78-2,910.20

Finding the Fourth Proportional to 5,035.37, 6,947.78 and 2,910.20

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Solution

The fourth proportional to 5,035.37, 6,947.78 and 2,910.20 is: 4,015.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.37 : 6,947.78 = 2,910.20 : x
  2. Step 2: Convert to fraction form
    5,035.37/6,947.78 = 2,910.20/x
  3. Step 3: Cross multiply
    5,035.37x = 6,947.78 × 2,910.20
  4. Step 4: Simplify right side
    5,035.37x = 20,219,380.07
  5. Step 5: Solve for x
    x = 20,219,380.07/5,035.37
  6. Step 6: Final answer
    x = 4,015.47

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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.