Home / 8,553.44-11,807.36-5,197.34

Finding the Fourth Proportional to 8,553.44, 11,807.36 and 5,197.34

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Solution

The fourth proportional to 8,553.44, 11,807.36 and 5,197.34 is: 7,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.44 : 11,807.36 = 5,197.34 : x
  2. Step 2: Convert to fraction form
    8,553.44/11,807.36 = 5,197.34/x
  3. Step 3: Cross multiply
    8,553.44x = 11,807.36 × 5,197.34
  4. Step 4: Simplify right side
    8,553.44x = 61,366,779.40
  5. Step 5: Solve for x
    x = 61,366,779.40/8,553.44
  6. Step 6: Final answer
    x = 7,174.52

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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.