Home / 3,457.54-5,180.10-1,895.86

Finding the Fourth Proportional to 3,457.54, 5,180.10 and 1,895.86

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Solution

The fourth proportional to 3,457.54, 5,180.10 and 1,895.86 is: 2,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.54 : 5,180.10 = 1,895.86 : x
  2. Step 2: Convert to fraction form
    3,457.54/5,180.10 = 1,895.86/x
  3. Step 3: Cross multiply
    3,457.54x = 5,180.10 × 1,895.86
  4. Step 4: Simplify right side
    3,457.54x = 9,820,744.39
  5. Step 5: Solve for x
    x = 9,820,744.39/3,457.54
  6. Step 6: Final answer
    x = 2,840.38

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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.