Home / 3,457.41-5,176.89-2,699.31

Finding the Fourth Proportional to 3,457.41, 5,176.89 and 2,699.31

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Solution

The fourth proportional to 3,457.41, 5,176.89 and 2,699.31 is: 4,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.41 : 5,176.89 = 2,699.31 : x
  2. Step 2: Convert to fraction form
    3,457.41/5,176.89 = 2,699.31/x
  3. Step 3: Cross multiply
    3,457.41x = 5,176.89 × 2,699.31
  4. Step 4: Simplify right side
    3,457.41x = 13,974,030.95
  5. Step 5: Solve for x
    x = 13,974,030.95/3,457.41
  6. Step 6: Final answer
    x = 4,041.76

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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.