Home / 4,947.96-7,415.64-2,022.96

Finding the Fourth Proportional to 4,947.96, 7,415.64 and 2,022.96

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Solution

The fourth proportional to 4,947.96, 7,415.64 and 2,022.96 is: 3,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.96 : 7,415.64 = 2,022.96 : x
  2. Step 2: Convert to fraction form
    4,947.96/7,415.64 = 2,022.96/x
  3. Step 3: Cross multiply
    4,947.96x = 7,415.64 × 2,022.96
  4. Step 4: Simplify right side
    4,947.96x = 15,001,543.09
  5. Step 5: Solve for x
    x = 15,001,543.09/4,947.96
  6. Step 6: Final answer
    x = 3,031.86

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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.