Home / 4,108.38-5,666.25-2,615.82

Finding the Fourth Proportional to 4,108.38, 5,666.25 and 2,615.82

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Solution

The fourth proportional to 4,108.38, 5,666.25 and 2,615.82 is: 3,607.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.38 : 5,666.25 = 2,615.82 : x
  2. Step 2: Convert to fraction form
    4,108.38/5,666.25 = 2,615.82/x
  3. Step 3: Cross multiply
    4,108.38x = 5,666.25 × 2,615.82
  4. Step 4: Simplify right side
    4,108.38x = 14,821,890.08
  5. Step 5: Solve for x
    x = 14,821,890.08/4,108.38
  6. Step 6: Final answer
    x = 3,607.72

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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.