Home / 9,114-13,669.78-3,563.48

Finding the Fourth Proportional to 9,114, 13,669.78 and 3,563.48

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Solution

The fourth proportional to 9,114, 13,669.78 and 3,563.48 is: 5,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114 : 13,669.78 = 3,563.48 : x
  2. Step 2: Convert to fraction form
    9,114/13,669.78 = 3,563.48/x
  3. Step 3: Cross multiply
    9,114x = 13,669.78 × 3,563.48
  4. Step 4: Simplify right side
    9,114x = 48,711,987.63
  5. Step 5: Solve for x
    x = 48,711,987.63/9,114
  6. Step 6: Final answer
    x = 5,344.74

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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.