Home / 6,947.16-9,563.58-5,372.28

Finding the Fourth Proportional to 6,947.16, 9,563.58 and 5,372.28

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Solution

The fourth proportional to 6,947.16, 9,563.58 and 5,372.28 is: 7,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.16 : 9,563.58 = 5,372.28 : x
  2. Step 2: Convert to fraction form
    6,947.16/9,563.58 = 5,372.28/x
  3. Step 3: Cross multiply
    6,947.16x = 9,563.58 × 5,372.28
  4. Step 4: Simplify right side
    6,947.16x = 51,378,229.56
  5. Step 5: Solve for x
    x = 51,378,229.56/6,947.16
  6. Step 6: Final answer
    x = 7,395.57

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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.