Home / 5,199.63-7,802.33-2,277.86

Finding the Fourth Proportional to 5,199.63, 7,802.33 and 2,277.86

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Solution

The fourth proportional to 5,199.63, 7,802.33 and 2,277.86 is: 3,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.63 : 7,802.33 = 2,277.86 : x
  2. Step 2: Convert to fraction form
    5,199.63/7,802.33 = 2,277.86/x
  3. Step 3: Cross multiply
    5,199.63x = 7,802.33 × 2,277.86
  4. Step 4: Simplify right side
    5,199.63x = 17,772,565.01
  5. Step 5: Solve for x
    x = 17,772,565.01/5,199.63
  6. Step 6: Final answer
    x = 3,418.05

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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.