Home / 4,518.20-6,235.08-2,528.75

Finding the Fourth Proportional to 4,518.20, 6,235.08 and 2,528.75

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Solution

The fourth proportional to 4,518.20, 6,235.08 and 2,528.75 is: 3,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.20 : 6,235.08 = 2,528.75 : x
  2. Step 2: Convert to fraction form
    4,518.20/6,235.08 = 2,528.75/x
  3. Step 3: Cross multiply
    4,518.20x = 6,235.08 × 2,528.75
  4. Step 4: Simplify right side
    4,518.20x = 15,766,958.55
  5. Step 5: Solve for x
    x = 15,766,958.55/4,518.20
  6. Step 6: Final answer
    x = 3,489.65

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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.