Home / 4,053.87-6,078.06-1,587.15

Finding the Fourth Proportional to 4,053.87, 6,078.06 and 1,587.15

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Solution

The fourth proportional to 4,053.87, 6,078.06 and 1,587.15 is: 2,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,053.87 : 6,078.06 = 1,587.15 : x
  2. Step 2: Convert to fraction form
    4,053.87/6,078.06 = 1,587.15/x
  3. Step 3: Cross multiply
    4,053.87x = 6,078.06 × 1,587.15
  4. Step 4: Simplify right side
    4,053.87x = 9,646,792.93
  5. Step 5: Solve for x
    x = 9,646,792.93/4,053.87
  6. Step 6: Final answer
    x = 2,379.65

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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.