Home / 6,417.36-8,847.43-5,761.26

Finding the Fourth Proportional to 6,417.36, 8,847.43 and 5,761.26

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Solution

The fourth proportional to 6,417.36, 8,847.43 and 5,761.26 is: 7,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.36 : 8,847.43 = 5,761.26 : x
  2. Step 2: Convert to fraction form
    6,417.36/8,847.43 = 5,761.26/x
  3. Step 3: Cross multiply
    6,417.36x = 8,847.43 × 5,761.26
  4. Step 4: Simplify right side
    6,417.36x = 50,972,330.16
  5. Step 5: Solve for x
    x = 50,972,330.16/6,417.36
  6. Step 6: Final answer
    x = 7,942.88

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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.