Home / 27,640.54-41,460.80-6,864.04

Finding the Fourth Proportional to 27,640.54, 41,460.80 and 6,864.04

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Solution

The fourth proportional to 27,640.54, 41,460.80 and 6,864.04 is: 10,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,640.54 : 41,460.80 = 6,864.04 : x
  2. Step 2: Convert to fraction form
    27,640.54/41,460.80 = 6,864.04/x
  3. Step 3: Cross multiply
    27,640.54x = 41,460.80 × 6,864.04
  4. Step 4: Simplify right side
    27,640.54x = 284,588,589.63
  5. Step 5: Solve for x
    x = 284,588,589.63/27,640.54
  6. Step 6: Final answer
    x = 10,296.06

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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.