Home / 9,354.48-14,034.36-2,780.94

Finding the Fourth Proportional to 9,354.48, 14,034.36 and 2,780.94

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Solution

The fourth proportional to 9,354.48, 14,034.36 and 2,780.94 is: 4,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.48 : 14,034.36 = 2,780.94 : x
  2. Step 2: Convert to fraction form
    9,354.48/14,034.36 = 2,780.94/x
  3. Step 3: Cross multiply
    9,354.48x = 14,034.36 × 2,780.94
  4. Step 4: Simplify right side
    9,354.48x = 39,028,713.10
  5. Step 5: Solve for x
    x = 39,028,713.10/9,354.48
  6. Step 6: Final answer
    x = 4,172.19

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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.