Home / 3,665.45-5,060.64-2,824.61

Finding the Fourth Proportional to 3,665.45, 5,060.64 and 2,824.61

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Solution

The fourth proportional to 3,665.45, 5,060.64 and 2,824.61 is: 3,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.45 : 5,060.64 = 2,824.61 : x
  2. Step 2: Convert to fraction form
    3,665.45/5,060.64 = 2,824.61/x
  3. Step 3: Cross multiply
    3,665.45x = 5,060.64 × 2,824.61
  4. Step 4: Simplify right side
    3,665.45x = 14,294,319.64
  5. Step 5: Solve for x
    x = 14,294,319.64/3,665.45
  6. Step 6: Final answer
    x = 3,899.74

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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.