Home / 2,400.38-3,599.03-1,657.91

Finding the Fourth Proportional to 2,400.38, 3,599.03 and 1,657.91

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Solution

The fourth proportional to 2,400.38, 3,599.03 and 1,657.91 is: 2,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.38 : 3,599.03 = 1,657.91 : x
  2. Step 2: Convert to fraction form
    2,400.38/3,599.03 = 1,657.91/x
  3. Step 3: Cross multiply
    2,400.38x = 3,599.03 × 1,657.91
  4. Step 4: Simplify right side
    2,400.38x = 5,966,880.97
  5. Step 5: Solve for x
    x = 5,966,880.97/2,400.38
  6. Step 6: Final answer
    x = 2,485.81

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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.