Home / 4,213.64-6,315.65-2,566.54

Finding the Fourth Proportional to 4,213.64, 6,315.65 and 2,566.54

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Solution

The fourth proportional to 4,213.64, 6,315.65 and 2,566.54 is: 3,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.64 : 6,315.65 = 2,566.54 : x
  2. Step 2: Convert to fraction form
    4,213.64/6,315.65 = 2,566.54/x
  3. Step 3: Cross multiply
    4,213.64x = 6,315.65 × 2,566.54
  4. Step 4: Simplify right side
    4,213.64x = 16,209,368.35
  5. Step 5: Solve for x
    x = 16,209,368.35/4,213.64
  6. Step 6: Final answer
    x = 3,846.88

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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.