Home / 4,831.04-6,669.60-3,179.84

Finding the Fourth Proportional to 4,831.04, 6,669.60 and 3,179.84

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Solution

The fourth proportional to 4,831.04, 6,669.60 and 3,179.84 is: 4,390.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.04 : 6,669.60 = 3,179.84 : x
  2. Step 2: Convert to fraction form
    4,831.04/6,669.60 = 3,179.84/x
  3. Step 3: Cross multiply
    4,831.04x = 6,669.60 × 3,179.84
  4. Step 4: Simplify right side
    4,831.04x = 21,208,260.86
  5. Step 5: Solve for x
    x = 21,208,260.86/4,831.04
  6. Step 6: Final answer
    x = 4,390.00

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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.