Home / 4,431.43-6,113.62-3,871.92

Finding the Fourth Proportional to 4,431.43, 6,113.62 and 3,871.92

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Solution

The fourth proportional to 4,431.43, 6,113.62 and 3,871.92 is: 5,341.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.43 : 6,113.62 = 3,871.92 : x
  2. Step 2: Convert to fraction form
    4,431.43/6,113.62 = 3,871.92/x
  3. Step 3: Cross multiply
    4,431.43x = 6,113.62 × 3,871.92
  4. Step 4: Simplify right side
    4,431.43x = 23,671,447.55
  5. Step 5: Solve for x
    x = 23,671,447.55/4,431.43
  6. Step 6: Final answer
    x = 5,341.72

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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.