Home / 7,672.06-11,502.60-3,287.13

Finding the Fourth Proportional to 7,672.06, 11,502.60 and 3,287.13

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Solution

The fourth proportional to 7,672.06, 11,502.60 and 3,287.13 is: 4,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.06 : 11,502.60 = 3,287.13 : x
  2. Step 2: Convert to fraction form
    7,672.06/11,502.60 = 3,287.13/x
  3. Step 3: Cross multiply
    7,672.06x = 11,502.60 × 3,287.13
  4. Step 4: Simplify right side
    7,672.06x = 37,810,541.54
  5. Step 5: Solve for x
    x = 37,810,541.54/7,672.06
  6. Step 6: Final answer
    x = 4,928.34

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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.