Home / 10,671.85-16,008.06-2,880.64

Finding the Fourth Proportional to 10,671.85, 16,008.06 and 2,880.64

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Solution

The fourth proportional to 10,671.85, 16,008.06 and 2,880.64 is: 4,321.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.85 : 16,008.06 = 2,880.64 : x
  2. Step 2: Convert to fraction form
    10,671.85/16,008.06 = 2,880.64/x
  3. Step 3: Cross multiply
    10,671.85x = 16,008.06 × 2,880.64
  4. Step 4: Simplify right side
    10,671.85x = 46,113,457.96
  5. Step 5: Solve for x
    x = 46,113,457.96/10,671.85
  6. Step 6: Final answer
    x = 4,321.04

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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.