Home / 4,553.60-6,831.36-2,088.80

Finding the Fourth Proportional to 4,553.60, 6,831.36 and 2,088.80

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Solution

The fourth proportional to 4,553.60, 6,831.36 and 2,088.80 is: 3,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.60 : 6,831.36 = 2,088.80 : x
  2. Step 2: Convert to fraction form
    4,553.60/6,831.36 = 2,088.80/x
  3. Step 3: Cross multiply
    4,553.60x = 6,831.36 × 2,088.80
  4. Step 4: Simplify right side
    4,553.60x = 14,269,344.77
  5. Step 5: Solve for x
    x = 14,269,344.77/4,553.60
  6. Step 6: Final answer
    x = 3,133.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.