Home / 4,917.28-7,376.66-1,629.63

Finding the Fourth Proportional to 4,917.28, 7,376.66 and 1,629.63

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Solution

The fourth proportional to 4,917.28, 7,376.66 and 1,629.63 is: 2,444.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.28 : 7,376.66 = 1,629.63 : x
  2. Step 2: Convert to fraction form
    4,917.28/7,376.66 = 1,629.63/x
  3. Step 3: Cross multiply
    4,917.28x = 7,376.66 × 1,629.63
  4. Step 4: Simplify right side
    4,917.28x = 12,021,193.63
  5. Step 5: Solve for x
    x = 12,021,193.63/4,917.28
  6. Step 6: Final answer
    x = 2,444.68

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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.