Home / 3,340.34-5,011.73-1,585.88

Finding the Fourth Proportional to 3,340.34, 5,011.73 and 1,585.88

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Solution

The fourth proportional to 3,340.34, 5,011.73 and 1,585.88 is: 2,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.34 : 5,011.73 = 1,585.88 : x
  2. Step 2: Convert to fraction form
    3,340.34/5,011.73 = 1,585.88/x
  3. Step 3: Cross multiply
    3,340.34x = 5,011.73 × 1,585.88
  4. Step 4: Simplify right side
    3,340.34x = 7,947,994.44
  5. Step 5: Solve for x
    x = 7,947,994.44/3,340.34
  6. Step 6: Final answer
    x = 2,379.40

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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.