Home / 11,470.00-15,825.57-6,623.54

Finding the Fourth Proportional to 11,470.00, 15,825.57 and 6,623.54

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Solution

The fourth proportional to 11,470.00, 15,825.57 and 6,623.54 is: 9,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.00 : 15,825.57 = 6,623.54 : x
  2. Step 2: Convert to fraction form
    11,470.00/15,825.57 = 6,623.54/x
  3. Step 3: Cross multiply
    11,470.00x = 15,825.57 × 6,623.54
  4. Step 4: Simplify right side
    11,470.00x = 104,821,216.79
  5. Step 5: Solve for x
    x = 104,821,216.79/11,470.00
  6. Step 6: Final answer
    x = 9,138.73

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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.