Home / 10,208.56-15,312.84-3,283.12

Finding the Fourth Proportional to 10,208.56, 15,312.84 and 3,283.12

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Solution

The fourth proportional to 10,208.56, 15,312.84 and 3,283.12 is: 4,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.56 : 15,312.84 = 3,283.12 : x
  2. Step 2: Convert to fraction form
    10,208.56/15,312.84 = 3,283.12/x
  3. Step 3: Cross multiply
    10,208.56x = 15,312.84 × 3,283.12
  4. Step 4: Simplify right side
    10,208.56x = 50,273,891.26
  5. Step 5: Solve for x
    x = 50,273,891.26/10,208.56
  6. Step 6: Final answer
    x = 4,924.68

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Similar ratio
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1.5x scale

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.