Home / 4,660.40-6,982.32-2,470.64

Finding the Fourth Proportional to 4,660.40, 6,982.32 and 2,470.64

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Solution

The fourth proportional to 4,660.40, 6,982.32 and 2,470.64 is: 3,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.40 : 6,982.32 = 2,470.64 : x
  2. Step 2: Convert to fraction form
    4,660.40/6,982.32 = 2,470.64/x
  3. Step 3: Cross multiply
    4,660.40x = 6,982.32 × 2,470.64
  4. Step 4: Simplify right side
    4,660.40x = 17,250,799.08
  5. Step 5: Solve for x
    x = 17,250,799.08/4,660.40
  6. Step 6: Final answer
    x = 3,701.57

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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.