Home / 7,454.36-11,185.64-4,534.72

Finding the Fourth Proportional to 7,454.36, 11,185.64 and 4,534.72

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Solution

The fourth proportional to 7,454.36, 11,185.64 and 4,534.72 is: 6,804.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.36 : 11,185.64 = 4,534.72 : x
  2. Step 2: Convert to fraction form
    7,454.36/11,185.64 = 4,534.72/x
  3. Step 3: Cross multiply
    7,454.36x = 11,185.64 × 4,534.72
  4. Step 4: Simplify right side
    7,454.36x = 50,723,745.42
  5. Step 5: Solve for x
    x = 50,723,745.42/7,454.36
  6. Step 6: Final answer
    x = 6,804.57

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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.