Home / 5,054.22-7,582.50-1,591.38

Finding the Fourth Proportional to 5,054.22, 7,582.50 and 1,591.38

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Solution

The fourth proportional to 5,054.22, 7,582.50 and 1,591.38 is: 2,387.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.22 : 7,582.50 = 1,591.38 : x
  2. Step 2: Convert to fraction form
    5,054.22/7,582.50 = 1,591.38/x
  3. Step 3: Cross multiply
    5,054.22x = 7,582.50 × 1,591.38
  4. Step 4: Simplify right side
    5,054.22x = 12,066,638.85
  5. Step 5: Solve for x
    x = 12,066,638.85/5,054.22
  6. Step 6: Final answer
    x = 2,387.44

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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.