Home / 9,346.20-14,021.36-2,771.99

Finding the Fourth Proportional to 9,346.20, 14,021.36 and 2,771.99

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Solution

The fourth proportional to 9,346.20, 14,021.36 and 2,771.99 is: 4,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.20 : 14,021.36 = 2,771.99 : x
  2. Step 2: Convert to fraction form
    9,346.20/14,021.36 = 2,771.99/x
  3. Step 3: Cross multiply
    9,346.20x = 14,021.36 × 2,771.99
  4. Step 4: Simplify right side
    9,346.20x = 38,866,985.74
  5. Step 5: Solve for x
    x = 38,866,985.74/9,346.20
  6. Step 6: Final answer
    x = 4,158.59

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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.