Home / 4,557.54-6,836.34-2,091.78

Finding the Fourth Proportional to 4,557.54, 6,836.34 and 2,091.78

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Solution

The fourth proportional to 4,557.54, 6,836.34 and 2,091.78 is: 3,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557.54 : 6,836.34 = 2,091.78 : x
  2. Step 2: Convert to fraction form
    4,557.54/6,836.34 = 2,091.78/x
  3. Step 3: Cross multiply
    4,557.54x = 6,836.34 × 2,091.78
  4. Step 4: Simplify right side
    4,557.54x = 14,300,119.29
  5. Step 5: Solve for x
    x = 14,300,119.29/4,557.54
  6. Step 6: Final answer
    x = 3,137.68

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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.