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Finding the Fourth Proportional to 4,518.41, 6,235.41 and 2,528.81

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Solution

The fourth proportional to 4,518.41, 6,235.41 and 2,528.81 is: 3,489.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.41 : 6,235.41 = 2,528.81 : x
  2. Step 2: Convert to fraction form
    4,518.41/6,235.41 = 2,528.81/x
  3. Step 3: Cross multiply
    4,518.41x = 6,235.41 × 2,528.81
  4. Step 4: Simplify right side
    4,518.41x = 15,768,167.16
  5. Step 5: Solve for x
    x = 15,768,167.16/4,518.41
  6. Step 6: Final answer
    x = 3,489.76

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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.