Home / 4,208.16-6,312.96-1,742.88

Finding the Fourth Proportional to 4,208.16, 6,312.96 and 1,742.88

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Solution

The fourth proportional to 4,208.16, 6,312.96 and 1,742.88 is: 2,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.16 : 6,312.96 = 1,742.88 : x
  2. Step 2: Convert to fraction form
    4,208.16/6,312.96 = 1,742.88/x
  3. Step 3: Cross multiply
    4,208.16x = 6,312.96 × 1,742.88
  4. Step 4: Simplify right side
    4,208.16x = 11,002,731.72
  5. Step 5: Solve for x
    x = 11,002,731.72/4,208.16
  6. Step 6: Final answer
    x = 2,614.62

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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.