Home / 4,976.16-7,457.58-2,635.60

Finding the Fourth Proportional to 4,976.16, 7,457.58 and 2,635.60

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Solution

The fourth proportional to 4,976.16, 7,457.58 and 2,635.60 is: 3,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.16 : 7,457.58 = 2,635.60 : x
  2. Step 2: Convert to fraction form
    4,976.16/7,457.58 = 2,635.60/x
  3. Step 3: Cross multiply
    4,976.16x = 7,457.58 × 2,635.60
  4. Step 4: Simplify right side
    4,976.16x = 19,655,197.85
  5. Step 5: Solve for x
    x = 19,655,197.85/4,976.16
  6. Step 6: Final answer
    x = 3,949.87

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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.