Home / 5,400.48-8,105.04-2,804.16

Finding the Fourth Proportional to 5,400.48, 8,105.04 and 2,804.16

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Solution

The fourth proportional to 5,400.48, 8,105.04 and 2,804.16 is: 4,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.48 : 8,105.04 = 2,804.16 : x
  2. Step 2: Convert to fraction form
    5,400.48/8,105.04 = 2,804.16/x
  3. Step 3: Cross multiply
    5,400.48x = 8,105.04 × 2,804.16
  4. Step 4: Simplify right side
    5,400.48x = 22,727,828.97
  5. Step 5: Solve for x
    x = 22,727,828.97/5,400.48
  6. Step 6: Final answer
    x = 4,208.48

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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.