Home / 4,175.18-6,260.75-1,578.34

Finding the Fourth Proportional to 4,175.18, 6,260.75 and 1,578.34

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Solution

The fourth proportional to 4,175.18, 6,260.75 and 1,578.34 is: 2,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.18 : 6,260.75 = 1,578.34 : x
  2. Step 2: Convert to fraction form
    4,175.18/6,260.75 = 1,578.34/x
  3. Step 3: Cross multiply
    4,175.18x = 6,260.75 × 1,578.34
  4. Step 4: Simplify right side
    4,175.18x = 9,881,592.16
  5. Step 5: Solve for x
    x = 9,881,592.16/4,175.18
  6. Step 6: Final answer
    x = 2,366.75

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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.