Home / 7,431.06-10,254.87-4,447.33

Finding the Fourth Proportional to 7,431.06, 10,254.87 and 4,447.33

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Solution

The fourth proportional to 7,431.06, 10,254.87 and 4,447.33 is: 6,137.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.06 : 10,254.87 = 4,447.33 : x
  2. Step 2: Convert to fraction form
    7,431.06/10,254.87 = 4,447.33/x
  3. Step 3: Cross multiply
    7,431.06x = 10,254.87 × 4,447.33
  4. Step 4: Simplify right side
    7,431.06x = 45,606,791.00
  5. Step 5: Solve for x
    x = 45,606,791.00/7,431.06
  6. Step 6: Final answer
    x = 6,137.32

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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.