Home / 5,199.13-7,802.79-2,424.38

Finding the Fourth Proportional to 5,199.13, 7,802.79 and 2,424.38

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Solution

The fourth proportional to 5,199.13, 7,802.79 and 2,424.38 is: 3,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.13 : 7,802.79 = 2,424.38 : x
  2. Step 2: Convert to fraction form
    5,199.13/7,802.79 = 2,424.38/x
  3. Step 3: Cross multiply
    5,199.13x = 7,802.79 × 2,424.38
  4. Step 4: Simplify right side
    5,199.13x = 18,916,928.02
  5. Step 5: Solve for x
    x = 18,916,928.02/5,199.13
  6. Step 6: Final answer
    x = 3,638.48

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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.