Home / 3,051.15-4,572.68-1,589.91

Finding the Fourth Proportional to 3,051.15, 4,572.68 and 1,589.91

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Solution

The fourth proportional to 3,051.15, 4,572.68 and 1,589.91 is: 2,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.15 : 4,572.68 = 1,589.91 : x
  2. Step 2: Convert to fraction form
    3,051.15/4,572.68 = 1,589.91/x
  3. Step 3: Cross multiply
    3,051.15x = 4,572.68 × 1,589.91
  4. Step 4: Simplify right side
    3,051.15x = 7,270,141.71
  5. Step 5: Solve for x
    x = 7,270,141.71/3,051.15
  6. Step 6: Final answer
    x = 2,382.75

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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.