Home / 10,725.14-16,090.45-5,787.99

Finding the Fourth Proportional to 10,725.14, 16,090.45 and 5,787.99

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Solution

The fourth proportional to 10,725.14, 16,090.45 and 5,787.99 is: 8,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.14 : 16,090.45 = 5,787.99 : x
  2. Step 2: Convert to fraction form
    10,725.14/16,090.45 = 5,787.99/x
  3. Step 3: Cross multiply
    10,725.14x = 16,090.45 × 5,787.99
  4. Step 4: Simplify right side
    10,725.14x = 93,131,349.23
  5. Step 5: Solve for x
    x = 93,131,349.23/10,725.14
  6. Step 6: Final answer
    x = 8,683.46

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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.