Home / 2,897.01-4,341.87-1,909.22

Finding the Fourth Proportional to 2,897.01, 4,341.87 and 1,909.22

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Solution

The fourth proportional to 2,897.01, 4,341.87 and 1,909.22 is: 2,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.01 : 4,341.87 = 1,909.22 : x
  2. Step 2: Convert to fraction form
    2,897.01/4,341.87 = 1,909.22/x
  3. Step 3: Cross multiply
    2,897.01x = 4,341.87 × 1,909.22
  4. Step 4: Simplify right side
    2,897.01x = 8,289,563.33
  5. Step 5: Solve for x
    x = 8,289,563.33/2,897.01
  6. Step 6: Final answer
    x = 2,861.42

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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.