Home / 3,048.76-4,574.01-1,292.86

Finding the Fourth Proportional to 3,048.76, 4,574.01 and 1,292.86

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Solution

The fourth proportional to 3,048.76, 4,574.01 and 1,292.86 is: 1,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.76 : 4,574.01 = 1,292.86 : x
  2. Step 2: Convert to fraction form
    3,048.76/4,574.01 = 1,292.86/x
  3. Step 3: Cross multiply
    3,048.76x = 4,574.01 × 1,292.86
  4. Step 4: Simplify right side
    3,048.76x = 5,913,531.70
  5. Step 5: Solve for x
    x = 5,913,531.70/3,048.76
  6. Step 6: Final answer
    x = 1,939.65

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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.