Home / 3,582.98-5,376.06-1,391.88

Finding the Fourth Proportional to 3,582.98, 5,376.06 and 1,391.88

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Solution

The fourth proportional to 3,582.98, 5,376.06 and 1,391.88 is: 2,088.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.98 : 5,376.06 = 1,391.88 : x
  2. Step 2: Convert to fraction form
    3,582.98/5,376.06 = 1,391.88/x
  3. Step 3: Cross multiply
    3,582.98x = 5,376.06 × 1,391.88
  4. Step 4: Simplify right side
    3,582.98x = 7,482,830.39
  5. Step 5: Solve for x
    x = 7,482,830.39/3,582.98
  6. Step 6: Final answer
    x = 2,088.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.