Home / 4,996.60-7,494.30-2,917.78

Finding the Fourth Proportional to 4,996.60, 7,494.30 and 2,917.78

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Solution

The fourth proportional to 4,996.60, 7,494.30 and 2,917.78 is: 4,376.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.60 : 7,494.30 = 2,917.78 : x
  2. Step 2: Convert to fraction form
    4,996.60/7,494.30 = 2,917.78/x
  3. Step 3: Cross multiply
    4,996.60x = 7,494.30 × 2,917.78
  4. Step 4: Simplify right side
    4,996.60x = 21,866,718.65
  5. Step 5: Solve for x
    x = 21,866,718.65/4,996.60
  6. Step 6: Final answer
    x = 4,376.32

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1.5x scale

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.