Home / 3,559.58-4,913.88-2,381.42

Finding the Fourth Proportional to 3,559.58, 4,913.88 and 2,381.42

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Solution

The fourth proportional to 3,559.58, 4,913.88 and 2,381.42 is: 3,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.58 : 4,913.88 = 2,381.42 : x
  2. Step 2: Convert to fraction form
    3,559.58/4,913.88 = 2,381.42/x
  3. Step 3: Cross multiply
    3,559.58x = 4,913.88 × 2,381.42
  4. Step 4: Simplify right side
    3,559.58x = 11,702,012.11
  5. Step 5: Solve for x
    x = 11,702,012.11/3,559.58
  6. Step 6: Final answer
    x = 3,287.47

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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.