Home / 5,345.58-8,018.37-3,508.32

Finding the Fourth Proportional to 5,345.58, 8,018.37 and 3,508.32

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Solution

The fourth proportional to 5,345.58, 8,018.37 and 3,508.32 is: 5,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.58 : 8,018.37 = 3,508.32 : x
  2. Step 2: Convert to fraction form
    5,345.58/8,018.37 = 3,508.32/x
  3. Step 3: Cross multiply
    5,345.58x = 8,018.37 × 3,508.32
  4. Step 4: Simplify right side
    5,345.58x = 28,131,007.84
  5. Step 5: Solve for x
    x = 28,131,007.84/5,345.58
  6. Step 6: Final answer
    x = 5,262.48

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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.