Home / 12,398.96-17,110.71-6,733.77

Finding the Fourth Proportional to 12,398.96, 17,110.71 and 6,733.77

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Solution

The fourth proportional to 12,398.96, 17,110.71 and 6,733.77 is: 9,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398.96 : 17,110.71 = 6,733.77 : x
  2. Step 2: Convert to fraction form
    12,398.96/17,110.71 = 6,733.77/x
  3. Step 3: Cross multiply
    12,398.96x = 17,110.71 × 6,733.77
  4. Step 4: Simplify right side
    12,398.96x = 115,219,585.68
  5. Step 5: Solve for x
    x = 115,219,585.68/12,398.96
  6. Step 6: Final answer
    x = 9,292.68

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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.