Home / 4,831.82-6,666.39-2,707.06

Finding the Fourth Proportional to 4,831.82, 6,666.39 and 2,707.06

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Solution

The fourth proportional to 4,831.82, 6,666.39 and 2,707.06 is: 3,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.82 : 6,666.39 = 2,707.06 : x
  2. Step 2: Convert to fraction form
    4,831.82/6,666.39 = 2,707.06/x
  3. Step 3: Cross multiply
    4,831.82x = 6,666.39 × 2,707.06
  4. Step 4: Simplify right side
    4,831.82x = 18,046,318.62
  5. Step 5: Solve for x
    x = 18,046,318.62/4,831.82
  6. Step 6: Final answer
    x = 3,734.89

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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.