Home / 4,656.11-6,424.72-2,639.41

Finding the Fourth Proportional to 4,656.11, 6,424.72 and 2,639.41

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Solution

The fourth proportional to 4,656.11, 6,424.72 and 2,639.41 is: 3,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.11 : 6,424.72 = 2,639.41 : x
  2. Step 2: Convert to fraction form
    4,656.11/6,424.72 = 2,639.41/x
  3. Step 3: Cross multiply
    4,656.11x = 6,424.72 × 2,639.41
  4. Step 4: Simplify right side
    4,656.11x = 16,957,447.55
  5. Step 5: Solve for x
    x = 16,957,447.55/4,656.11
  6. Step 6: Final answer
    x = 3,641.98

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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.