Home / 4,831.89-6,668.91-2,842.35

Finding the Fourth Proportional to 4,831.89, 6,668.91 and 2,842.35

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Solution

The fourth proportional to 4,831.89, 6,668.91 and 2,842.35 is: 3,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.89 : 6,668.91 = 2,842.35 : x
  2. Step 2: Convert to fraction form
    4,831.89/6,668.91 = 2,842.35/x
  3. Step 3: Cross multiply
    4,831.89x = 6,668.91 × 2,842.35
  4. Step 4: Simplify right side
    4,831.89x = 18,955,376.34
  5. Step 5: Solve for x
    x = 18,955,376.34/4,831.89
  6. Step 6: Final answer
    x = 3,922.97

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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.