Home / 6,499.44-8,969.19-3,515.25

Finding the Fourth Proportional to 6,499.44, 8,969.19 and 3,515.25

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Solution

The fourth proportional to 6,499.44, 8,969.19 and 3,515.25 is: 4,851.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499.44 : 8,969.19 = 3,515.25 : x
  2. Step 2: Convert to fraction form
    6,499.44/8,969.19 = 3,515.25/x
  3. Step 3: Cross multiply
    6,499.44x = 8,969.19 × 3,515.25
  4. Step 4: Simplify right side
    6,499.44x = 31,528,945.15
  5. Step 5: Solve for x
    x = 31,528,945.15/6,499.44
  6. Step 6: Final answer
    x = 4,851.02

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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.