Home / 5,133.68-7,084.80-2,894.73

Finding the Fourth Proportional to 5,133.68, 7,084.80 and 2,894.73

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Solution

The fourth proportional to 5,133.68, 7,084.80 and 2,894.73 is: 3,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.68 : 7,084.80 = 2,894.73 : x
  2. Step 2: Convert to fraction form
    5,133.68/7,084.80 = 2,894.73/x
  3. Step 3: Cross multiply
    5,133.68x = 7,084.80 × 2,894.73
  4. Step 4: Simplify right side
    5,133.68x = 20,508,583.10
  5. Step 5: Solve for x
    x = 20,508,583.10/5,133.68
  6. Step 6: Final answer
    x = 3,994.91

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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.