Home / 4,518.28-6,235.45-2,629.90

Finding the Fourth Proportional to 4,518.28, 6,235.45 and 2,629.90

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Solution

The fourth proportional to 4,518.28, 6,235.45 and 2,629.90 is: 3,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.28 : 6,235.45 = 2,629.90 : x
  2. Step 2: Convert to fraction form
    4,518.28/6,235.45 = 2,629.90/x
  3. Step 3: Cross multiply
    4,518.28x = 6,235.45 × 2,629.90
  4. Step 4: Simplify right side
    4,518.28x = 16,398,611.17
  5. Step 5: Solve for x
    x = 16,398,611.17/4,518.28
  6. Step 6: Final answer
    x = 3,629.39

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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.