Home / 10,973.92-15,143.90-5,938.03

Finding the Fourth Proportional to 10,973.92, 15,143.90 and 5,938.03

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Solution

The fourth proportional to 10,973.92, 15,143.90 and 5,938.03 is: 8,194.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973.92 : 15,143.90 = 5,938.03 : x
  2. Step 2: Convert to fraction form
    10,973.92/15,143.90 = 5,938.03/x
  3. Step 3: Cross multiply
    10,973.92x = 15,143.90 × 5,938.03
  4. Step 4: Simplify right side
    10,973.92x = 89,924,985.22
  5. Step 5: Solve for x
    x = 89,924,985.22/10,973.92
  6. Step 6: Final answer
    x = 8,194.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.