Home / 4,434.75-6,120-2,666.39

Finding the Fourth Proportional to 4,434.75, 6,120 and 2,666.39

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Solution

The fourth proportional to 4,434.75, 6,120 and 2,666.39 is: 3,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.75 : 6,120 = 2,666.39 : x
  2. Step 2: Convert to fraction form
    4,434.75/6,120 = 2,666.39/x
  3. Step 3: Cross multiply
    4,434.75x = 6,120 × 2,666.39
  4. Step 4: Simplify right side
    4,434.75x = 16,318,276.20
  5. Step 5: Solve for x
    x = 16,318,276.20/4,434.75
  6. Step 6: Final answer
    x = 3,679.64

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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.