Home / 3,613.42-4,983.40-2,354

Finding the Fourth Proportional to 3,613.42, 4,983.40 and 2,354

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Solution

The fourth proportional to 3,613.42, 4,983.40 and 2,354 is: 3,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.42 : 4,983.40 = 2,354 : x
  2. Step 2: Convert to fraction form
    3,613.42/4,983.40 = 2,354/x
  3. Step 3: Cross multiply
    3,613.42x = 4,983.40 × 2,354
  4. Step 4: Simplify right side
    3,613.42x = 11,730,923.60
  5. Step 5: Solve for x
    x = 11,730,923.60/3,613.42
  6. Step 6: Final answer
    x = 3,246.49

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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.