Home / 3,539.62-4,885.20-2,548.18

Finding the Fourth Proportional to 3,539.62, 4,885.20 and 2,548.18

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Solution

The fourth proportional to 3,539.62, 4,885.20 and 2,548.18 is: 3,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.62 : 4,885.20 = 2,548.18 : x
  2. Step 2: Convert to fraction form
    3,539.62/4,885.20 = 2,548.18/x
  3. Step 3: Cross multiply
    3,539.62x = 4,885.20 × 2,548.18
  4. Step 4: Simplify right side
    3,539.62x = 12,448,368.94
  5. Step 5: Solve for x
    x = 12,448,368.94/3,539.62
  6. Step 6: Final answer
    x = 3,516.87

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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.