Home / 6,409.06-8,842.98-3,614.56

Finding the Fourth Proportional to 6,409.06, 8,842.98 and 3,614.56

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Solution

The fourth proportional to 6,409.06, 8,842.98 and 3,614.56 is: 4,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.06 : 8,842.98 = 3,614.56 : x
  2. Step 2: Convert to fraction form
    6,409.06/8,842.98 = 3,614.56/x
  3. Step 3: Cross multiply
    6,409.06x = 8,842.98 × 3,614.56
  4. Step 4: Simplify right side
    6,409.06x = 31,963,481.79
  5. Step 5: Solve for x
    x = 31,963,481.79/6,409.06
  6. Step 6: Final answer
    x = 4,987.23

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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.