Home / 4,390.78-6,059.16-2,450.28

Finding the Fourth Proportional to 4,390.78, 6,059.16 and 2,450.28

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Solution

The fourth proportional to 4,390.78, 6,059.16 and 2,450.28 is: 3,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.78 : 6,059.16 = 2,450.28 : x
  2. Step 2: Convert to fraction form
    4,390.78/6,059.16 = 2,450.28/x
  3. Step 3: Cross multiply
    4,390.78x = 6,059.16 × 2,450.28
  4. Step 4: Simplify right side
    4,390.78x = 14,846,638.56
  5. Step 5: Solve for x
    x = 14,846,638.56/4,390.78
  6. Step 6: Final answer
    x = 3,381.32

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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.