Home / 4,439.64-6,126.72-2,450.21

Finding the Fourth Proportional to 4,439.64, 6,126.72 and 2,450.21

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Solution

The fourth proportional to 4,439.64, 6,126.72 and 2,450.21 is: 3,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.64 : 6,126.72 = 2,450.21 : x
  2. Step 2: Convert to fraction form
    4,439.64/6,126.72 = 2,450.21/x
  3. Step 3: Cross multiply
    4,439.64x = 6,126.72 × 2,450.21
  4. Step 4: Simplify right side
    4,439.64x = 15,011,750.61
  5. Step 5: Solve for x
    x = 15,011,750.61/4,439.64
  6. Step 6: Final answer
    x = 3,381.30

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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.