Home / 4,958.82-6,831.54-3,187.35

Finding the Fourth Proportional to 4,958.82, 6,831.54 and 3,187.35

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Solution

The fourth proportional to 4,958.82, 6,831.54 and 3,187.35 is: 4,391.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.82 : 6,831.54 = 3,187.35 : x
  2. Step 2: Convert to fraction form
    4,958.82/6,831.54 = 3,187.35/x
  3. Step 3: Cross multiply
    4,958.82x = 6,831.54 × 3,187.35
  4. Step 4: Simplify right side
    4,958.82x = 21,774,509.02
  5. Step 5: Solve for x
    x = 21,774,509.02/4,958.82
  6. Step 6: Final answer
    x = 4,391.07

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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.