Home / 10,284.94-15,427.40-3,359.44

Finding the Fourth Proportional to 10,284.94, 15,427.40 and 3,359.44

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Solution

The fourth proportional to 10,284.94, 15,427.40 and 3,359.44 is: 5,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.94 : 15,427.40 = 3,359.44 : x
  2. Step 2: Convert to fraction form
    10,284.94/15,427.40 = 3,359.44/x
  3. Step 3: Cross multiply
    10,284.94x = 15,427.40 × 3,359.44
  4. Step 4: Simplify right side
    10,284.94x = 51,827,424.66
  5. Step 5: Solve for x
    x = 51,827,424.66/10,284.94
  6. Step 6: Final answer
    x = 5,039.16

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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.