Home / 4,442.36-6,128.52-2,672.96

Finding the Fourth Proportional to 4,442.36, 6,128.52 and 2,672.96

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Solution

The fourth proportional to 4,442.36, 6,128.52 and 2,672.96 is: 3,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.36 : 6,128.52 = 2,672.96 : x
  2. Step 2: Convert to fraction form
    4,442.36/6,128.52 = 2,672.96/x
  3. Step 3: Cross multiply
    4,442.36x = 6,128.52 × 2,672.96
  4. Step 4: Simplify right side
    4,442.36x = 16,381,288.82
  5. Step 5: Solve for x
    x = 16,381,288.82/4,442.36
  6. Step 6: Final answer
    x = 3,687.52

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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.