Home / 10,839.28-14,958.23-5,871.28

Finding the Fourth Proportional to 10,839.28, 14,958.23 and 5,871.28

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Solution

The fourth proportional to 10,839.28, 14,958.23 and 5,871.28 is: 8,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.28 : 14,958.23 = 5,871.28 : x
  2. Step 2: Convert to fraction form
    10,839.28/14,958.23 = 5,871.28/x
  3. Step 3: Cross multiply
    10,839.28x = 14,958.23 × 5,871.28
  4. Step 4: Simplify right side
    10,839.28x = 87,823,956.63
  5. Step 5: Solve for x
    x = 87,823,956.63/10,839.28
  6. Step 6: Final answer
    x = 8,102.38

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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.