Home / 4,660.62-6,430.92-2,643.93

Finding the Fourth Proportional to 4,660.62, 6,430.92 and 2,643.93

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Solution

The fourth proportional to 4,660.62, 6,430.92 and 2,643.93 is: 3,648.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.62 : 6,430.92 = 2,643.93 : x
  2. Step 2: Convert to fraction form
    4,660.62/6,430.92 = 2,643.93/x
  3. Step 3: Cross multiply
    4,660.62x = 6,430.92 × 2,643.93
  4. Step 4: Simplify right side
    4,660.62x = 17,002,902.32
  5. Step 5: Solve for x
    x = 17,002,902.32/4,660.62
  6. Step 6: Final answer
    x = 3,648.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.