Home / 10,862.79-16,293.90-3,467.70

Finding the Fourth Proportional to 10,862.79, 16,293.90 and 3,467.70

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Solution

The fourth proportional to 10,862.79, 16,293.90 and 3,467.70 is: 5,201.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,862.79 : 16,293.90 = 3,467.70 : x
  2. Step 2: Convert to fraction form
    10,862.79/16,293.90 = 3,467.70/x
  3. Step 3: Cross multiply
    10,862.79x = 16,293.90 × 3,467.70
  4. Step 4: Simplify right side
    10,862.79x = 56,502,357.03
  5. Step 5: Solve for x
    x = 56,502,357.03/10,862.79
  6. Step 6: Final answer
    x = 5,201.46

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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.