Home / 5,201.48-7,806.32-2,281.80

Finding the Fourth Proportional to 5,201.48, 7,806.32 and 2,281.80

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Solution

The fourth proportional to 5,201.48, 7,806.32 and 2,281.80 is: 3,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.48 : 7,806.32 = 2,281.80 : x
  2. Step 2: Convert to fraction form
    5,201.48/7,806.32 = 2,281.80/x
  3. Step 3: Cross multiply
    5,201.48x = 7,806.32 × 2,281.80
  4. Step 4: Simplify right side
    5,201.48x = 17,812,460.98
  5. Step 5: Solve for x
    x = 17,812,460.98/5,201.48
  6. Step 6: Final answer
    x = 3,424.50

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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.