Home / 11,945.23-17,925.05-4,159.51

Finding the Fourth Proportional to 11,945.23, 17,925.05 and 4,159.51

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Solution

The fourth proportional to 11,945.23, 17,925.05 and 4,159.51 is: 6,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.23 : 17,925.05 = 4,159.51 : x
  2. Step 2: Convert to fraction form
    11,945.23/17,925.05 = 4,159.51/x
  3. Step 3: Cross multiply
    11,945.23x = 17,925.05 × 4,159.51
  4. Step 4: Simplify right side
    11,945.23x = 74,559,424.73
  5. Step 5: Solve for x
    x = 74,559,424.73/11,945.23
  6. Step 6: Final answer
    x = 6,241.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.