Home / 5,429.64-7,493.27-3,039.84

Finding the Fourth Proportional to 5,429.64, 7,493.27 and 3,039.84

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Solution

The fourth proportional to 5,429.64, 7,493.27 and 3,039.84 is: 4,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.64 : 7,493.27 = 3,039.84 : x
  2. Step 2: Convert to fraction form
    5,429.64/7,493.27 = 3,039.84/x
  3. Step 3: Cross multiply
    5,429.64x = 7,493.27 × 3,039.84
  4. Step 4: Simplify right side
    5,429.64x = 22,778,341.88
  5. Step 5: Solve for x
    x = 22,778,341.88/5,429.64
  6. Step 6: Final answer
    x = 4,195.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.