Home / 12,398.72-17,110.37-6,733.52

Finding the Fourth Proportional to 12,398.72, 17,110.37 and 6,733.52

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Solution

The fourth proportional to 12,398.72, 17,110.37 and 6,733.52 is: 9,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398.72 : 17,110.37 = 6,733.52 : x
  2. Step 2: Convert to fraction form
    12,398.72/17,110.37 = 6,733.52/x
  3. Step 3: Cross multiply
    12,398.72x = 17,110.37 × 6,733.52
  4. Step 4: Simplify right side
    12,398.72x = 115,213,027.71
  5. Step 5: Solve for x
    x = 115,213,027.71/12,398.72
  6. Step 6: Final answer
    x = 9,292.34

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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.