Home / 5,419.32-7,477.58-3,296

Finding the Fourth Proportional to 5,419.32, 7,477.58 and 3,296

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Solution

The fourth proportional to 5,419.32, 7,477.58 and 3,296 is: 4,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.32 : 7,477.58 = 3,296 : x
  2. Step 2: Convert to fraction form
    5,419.32/7,477.58 = 3,296/x
  3. Step 3: Cross multiply
    5,419.32x = 7,477.58 × 3,296
  4. Step 4: Simplify right side
    5,419.32x = 24,646,103.68
  5. Step 5: Solve for x
    x = 24,646,103.68/5,419.32
  6. Step 6: Final answer
    x = 4,547.82

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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.