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Finding the Fourth Proportional to 5,802.88, 8,007.48 and 3,284.86

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Solution

The fourth proportional to 5,802.88, 8,007.48 and 3,284.86 is: 4,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,802.88 : 8,007.48 = 3,284.86 : x
  2. Step 2: Convert to fraction form
    5,802.88/8,007.48 = 3,284.86/x
  3. Step 3: Cross multiply
    5,802.88x = 8,007.48 × 3,284.86
  4. Step 4: Simplify right side
    5,802.88x = 26,303,450.75
  5. Step 5: Solve for x
    x = 26,303,450.75/5,802.88
  6. Step 6: Final answer
    x = 4,532.83

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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.