Home / 4,672.29-6,447.72-2,576.43

Finding the Fourth Proportional to 4,672.29, 6,447.72 and 2,576.43

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Solution

The fourth proportional to 4,672.29, 6,447.72 and 2,576.43 is: 3,555.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.29 : 6,447.72 = 2,576.43 : x
  2. Step 2: Convert to fraction form
    4,672.29/6,447.72 = 2,576.43/x
  3. Step 3: Cross multiply
    4,672.29x = 6,447.72 × 2,576.43
  4. Step 4: Simplify right side
    4,672.29x = 16,612,099.24
  5. Step 5: Solve for x
    x = 16,612,099.24/4,672.29
  6. Step 6: Final answer
    x = 3,555.45

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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.