Home / 3,457.29-5,155.84-3,263.19

Finding the Fourth Proportional to 3,457.29, 5,155.84 and 3,263.19

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Solution

The fourth proportional to 3,457.29, 5,155.84 and 3,263.19 is: 4,866.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.29 : 5,155.84 = 3,263.19 : x
  2. Step 2: Convert to fraction form
    3,457.29/5,155.84 = 3,263.19/x
  3. Step 3: Cross multiply
    3,457.29x = 5,155.84 × 3,263.19
  4. Step 4: Simplify right side
    3,457.29x = 16,824,503.86
  5. Step 5: Solve for x
    x = 16,824,503.86/3,457.29
  6. Step 6: Final answer
    x = 4,866.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.