Home / 4,831.04-6,669.54-3,320.80

Finding the Fourth Proportional to 4,831.04, 6,669.54 and 3,320.80

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Solution

The fourth proportional to 4,831.04, 6,669.54 and 3,320.80 is: 4,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.04 : 6,669.54 = 3,320.80 : x
  2. Step 2: Convert to fraction form
    4,831.04/6,669.54 = 3,320.80/x
  3. Step 3: Cross multiply
    4,831.04x = 6,669.54 × 3,320.80
  4. Step 4: Simplify right side
    4,831.04x = 22,148,191.76
  5. Step 5: Solve for x
    x = 22,148,191.76/4,831.04
  6. Step 6: Final answer
    x = 4,584.56

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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.