Home / 4,831.11-6,666.03-2,842.05

Finding the Fourth Proportional to 4,831.11, 6,666.03 and 2,842.05

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Solution

The fourth proportional to 4,831.11, 6,666.03 and 2,842.05 is: 3,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.11 : 6,666.03 = 2,842.05 : x
  2. Step 2: Convert to fraction form
    4,831.11/6,666.03 = 2,842.05/x
  3. Step 3: Cross multiply
    4,831.11x = 6,666.03 × 2,842.05
  4. Step 4: Simplify right side
    4,831.11x = 18,945,190.56
  5. Step 5: Solve for x
    x = 18,945,190.56/4,831.11
  6. Step 6: Final answer
    x = 3,921.50

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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.