Home / 4,156.98-5,735.84-2,478.54

Finding the Fourth Proportional to 4,156.98, 5,735.84 and 2,478.54

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Solution

The fourth proportional to 4,156.98, 5,735.84 and 2,478.54 is: 3,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.98 : 5,735.84 = 2,478.54 : x
  2. Step 2: Convert to fraction form
    4,156.98/5,735.84 = 2,478.54/x
  3. Step 3: Cross multiply
    4,156.98x = 5,735.84 × 2,478.54
  4. Step 4: Simplify right side
    4,156.98x = 14,216,508.87
  5. Step 5: Solve for x
    x = 14,216,508.87/4,156.98
  6. Step 6: Final answer
    x = 3,419.91

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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.