Home / 10,619.28-15,918.98-3,594.38

Finding the Fourth Proportional to 10,619.28, 15,918.98 and 3,594.38

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Solution

The fourth proportional to 10,619.28, 15,918.98 and 3,594.38 is: 5,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.28 : 15,918.98 = 3,594.38 : x
  2. Step 2: Convert to fraction form
    10,619.28/15,918.98 = 3,594.38/x
  3. Step 3: Cross multiply
    10,619.28x = 15,918.98 × 3,594.38
  4. Step 4: Simplify right side
    10,619.28x = 57,218,885.16
  5. Step 5: Solve for x
    x = 57,218,885.16/10,619.28
  6. Step 6: Final answer
    x = 5,388.21

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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.