Home / 5,628.96-8,442.72-2,341.44

Finding the Fourth Proportional to 5,628.96, 8,442.72 and 2,341.44

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Solution

The fourth proportional to 5,628.96, 8,442.72 and 2,341.44 is: 3,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.96 : 8,442.72 = 2,341.44 : x
  2. Step 2: Convert to fraction form
    5,628.96/8,442.72 = 2,341.44/x
  3. Step 3: Cross multiply
    5,628.96x = 8,442.72 × 2,341.44
  4. Step 4: Simplify right side
    5,628.96x = 19,768,122.32
  5. Step 5: Solve for x
    x = 19,768,122.32/5,628.96
  6. Step 6: Final answer
    x = 3,511.86

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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.