Home / 10,376.84-15,563.34-3,449.48

Finding the Fourth Proportional to 10,376.84, 15,563.34 and 3,449.48

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Solution

The fourth proportional to 10,376.84, 15,563.34 and 3,449.48 is: 5,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.84 : 15,563.34 = 3,449.48 : x
  2. Step 2: Convert to fraction form
    10,376.84/15,563.34 = 3,449.48/x
  3. Step 3: Cross multiply
    10,376.84x = 15,563.34 × 3,449.48
  4. Step 4: Simplify right side
    10,376.84x = 53,685,430.06
  5. Step 5: Solve for x
    x = 53,685,430.06/10,376.84
  6. Step 6: Final answer
    x = 5,173.58

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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.