Home / 4,675.28-6,449.64-2,908.96

Finding the Fourth Proportional to 4,675.28, 6,449.64 and 2,908.96

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Solution

The fourth proportional to 4,675.28, 6,449.64 and 2,908.96 is: 4,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.28 : 6,449.64 = 2,908.96 : x
  2. Step 2: Convert to fraction form
    4,675.28/6,449.64 = 2,908.96/x
  3. Step 3: Cross multiply
    4,675.28x = 6,449.64 × 2,908.96
  4. Step 4: Simplify right side
    4,675.28x = 18,761,744.77
  5. Step 5: Solve for x
    x = 18,761,744.77/4,675.28
  6. Step 6: Final answer
    x = 4,012.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.