Home / 5,016.89-6,923.21-2,892.40

Finding the Fourth Proportional to 5,016.89, 6,923.21 and 2,892.40

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Solution

The fourth proportional to 5,016.89, 6,923.21 and 2,892.40 is: 3,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.89 : 6,923.21 = 2,892.40 : x
  2. Step 2: Convert to fraction form
    5,016.89/6,923.21 = 2,892.40/x
  3. Step 3: Cross multiply
    5,016.89x = 6,923.21 × 2,892.40
  4. Step 4: Simplify right side
    5,016.89x = 20,024,660.83
  5. Step 5: Solve for x
    x = 20,024,660.83/5,016.89
  6. Step 6: Final answer
    x = 3,991.45

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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.