Home / 4,901.28-7,337.34-2,947.56

Finding the Fourth Proportional to 4,901.28, 7,337.34 and 2,947.56

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Solution

The fourth proportional to 4,901.28, 7,337.34 and 2,947.56 is: 4,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.28 : 7,337.34 = 2,947.56 : x
  2. Step 2: Convert to fraction form
    4,901.28/7,337.34 = 2,947.56/x
  3. Step 3: Cross multiply
    4,901.28x = 7,337.34 × 2,947.56
  4. Step 4: Simplify right side
    4,901.28x = 21,627,249.89
  5. Step 5: Solve for x
    x = 21,627,249.89/4,901.28
  6. Step 6: Final answer
    x = 4,412.57

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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.