Home / 7,992.42-11,029.67-4,455.24

Finding the Fourth Proportional to 7,992.42, 11,029.67 and 4,455.24

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Solution

The fourth proportional to 7,992.42, 11,029.67 and 4,455.24 is: 6,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.42 : 11,029.67 = 4,455.24 : x
  2. Step 2: Convert to fraction form
    7,992.42/11,029.67 = 4,455.24/x
  3. Step 3: Cross multiply
    7,992.42x = 11,029.67 × 4,455.24
  4. Step 4: Simplify right side
    7,992.42x = 49,139,826.97
  5. Step 5: Solve for x
    x = 49,139,826.97/7,992.42
  6. Step 6: Final answer
    x = 6,148.30

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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.