Home / 7,442.94-11,159.52-4,156.38

Finding the Fourth Proportional to 7,442.94, 11,159.52 and 4,156.38

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Solution

The fourth proportional to 7,442.94, 11,159.52 and 4,156.38 is: 6,231.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.94 : 11,159.52 = 4,156.38 : x
  2. Step 2: Convert to fraction form
    7,442.94/11,159.52 = 4,156.38/x
  3. Step 3: Cross multiply
    7,442.94x = 11,159.52 × 4,156.38
  4. Step 4: Simplify right side
    7,442.94x = 46,383,205.74
  5. Step 5: Solve for x
    x = 46,383,205.74/7,442.94
  6. Step 6: Final answer
    x = 6,231.84

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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.