Home / 2,225.61-3,338.82-1,054.62

Finding the Fourth Proportional to 2,225.61, 3,338.82 and 1,054.62

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Solution

The fourth proportional to 2,225.61, 3,338.82 and 1,054.62 is: 1,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.61 : 3,338.82 = 1,054.62 : x
  2. Step 2: Convert to fraction form
    2,225.61/3,338.82 = 1,054.62/x
  3. Step 3: Cross multiply
    2,225.61x = 3,338.82 × 1,054.62
  4. Step 4: Simplify right side
    2,225.61x = 3,521,186.35
  5. Step 5: Solve for x
    x = 3,521,186.35/2,225.61
  6. Step 6: Final answer
    x = 1,582.12

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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.