Home / 6,647.23-9,174.05-4,296.20

Finding the Fourth Proportional to 6,647.23, 9,174.05 and 4,296.20

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Solution

The fourth proportional to 6,647.23, 9,174.05 and 4,296.20 is: 5,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.23 : 9,174.05 = 4,296.20 : x
  2. Step 2: Convert to fraction form
    6,647.23/9,174.05 = 4,296.20/x
  3. Step 3: Cross multiply
    6,647.23x = 9,174.05 × 4,296.20
  4. Step 4: Simplify right side
    6,647.23x = 39,413,553.61
  5. Step 5: Solve for x
    x = 39,413,553.61/6,647.23
  6. Step 6: Final answer
    x = 5,929.32

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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.