Home / 4,645.04-6,967.56-3,919.28

Finding the Fourth Proportional to 4,645.04, 6,967.56 and 3,919.28

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Solution

The fourth proportional to 4,645.04, 6,967.56 and 3,919.28 is: 5,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.04 : 6,967.56 = 3,919.28 : x
  2. Step 2: Convert to fraction form
    4,645.04/6,967.56 = 3,919.28/x
  3. Step 3: Cross multiply
    4,645.04x = 6,967.56 × 3,919.28
  4. Step 4: Simplify right side
    4,645.04x = 27,307,818.56
  5. Step 5: Solve for x
    x = 27,307,818.56/4,645.04
  6. Step 6: Final answer
    x = 5,878.92

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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.