Home / 3,424.17-5,136.28-1,476.36

Finding the Fourth Proportional to 3,424.17, 5,136.28 and 1,476.36

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Solution

The fourth proportional to 3,424.17, 5,136.28 and 1,476.36 is: 2,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.17 : 5,136.28 = 1,476.36 : x
  2. Step 2: Convert to fraction form
    3,424.17/5,136.28 = 1,476.36/x
  3. Step 3: Cross multiply
    3,424.17x = 5,136.28 × 1,476.36
  4. Step 4: Simplify right side
    3,424.17x = 7,582,994.65
  5. Step 5: Solve for x
    x = 7,582,994.65/3,424.17
  6. Step 6: Final answer
    x = 2,214.55

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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.