Home / 4,660.26-6,431.16-2,564.39

Finding the Fourth Proportional to 4,660.26, 6,431.16 and 2,564.39

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Solution

The fourth proportional to 4,660.26, 6,431.16 and 2,564.39 is: 3,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.26 : 6,431.16 = 2,564.39 : x
  2. Step 2: Convert to fraction form
    4,660.26/6,431.16 = 2,564.39/x
  3. Step 3: Cross multiply
    4,660.26x = 6,431.16 × 2,564.39
  4. Step 4: Simplify right side
    4,660.26x = 16,491,970.24
  5. Step 5: Solve for x
    x = 16,491,970.24/4,660.26
  6. Step 6: Final answer
    x = 3,538.85

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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.