Home / 5,411.51-8,110.87-2,446.49

Finding the Fourth Proportional to 5,411.51, 8,110.87 and 2,446.49

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Solution

The fourth proportional to 5,411.51, 8,110.87 and 2,446.49 is: 3,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.51 : 8,110.87 = 2,446.49 : x
  2. Step 2: Convert to fraction form
    5,411.51/8,110.87 = 2,446.49/x
  3. Step 3: Cross multiply
    5,411.51x = 8,110.87 × 2,446.49
  4. Step 4: Simplify right side
    5,411.51x = 19,843,130.88
  5. Step 5: Solve for x
    x = 19,843,130.88/5,411.51
  6. Step 6: Final answer
    x = 3,666.84

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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.