Home / 5,266.14-7,887.80-3,411.24

Finding the Fourth Proportional to 5,266.14, 7,887.80 and 3,411.24

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Solution

The fourth proportional to 5,266.14, 7,887.80 and 3,411.24 is: 5,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.14 : 7,887.80 = 3,411.24 : x
  2. Step 2: Convert to fraction form
    5,266.14/7,887.80 = 3,411.24/x
  3. Step 3: Cross multiply
    5,266.14x = 7,887.80 × 3,411.24
  4. Step 4: Simplify right side
    5,266.14x = 26,907,178.87
  5. Step 5: Solve for x
    x = 26,907,178.87/5,266.14
  6. Step 6: Final answer
    x = 5,109.47

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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.