Home / 4,966.40-7,449.36-2,042.64

Finding the Fourth Proportional to 4,966.40, 7,449.36 and 2,042.64

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Solution

The fourth proportional to 4,966.40, 7,449.36 and 2,042.64 is: 3,063.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.40 : 7,449.36 = 2,042.64 : x
  2. Step 2: Convert to fraction form
    4,966.40/7,449.36 = 2,042.64/x
  3. Step 3: Cross multiply
    4,966.40x = 7,449.36 × 2,042.64
  4. Step 4: Simplify right side
    4,966.40x = 15,216,360.71
  5. Step 5: Solve for x
    x = 15,216,360.71/4,966.40
  6. Step 6: Final answer
    x = 3,063.86

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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.