Home / 4,439.76-6,126.90-2,450.40

Finding the Fourth Proportional to 4,439.76, 6,126.90 and 2,450.40

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Solution

The fourth proportional to 4,439.76, 6,126.90 and 2,450.40 is: 3,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.76 : 6,126.90 = 2,450.40 : x
  2. Step 2: Convert to fraction form
    4,439.76/6,126.90 = 2,450.40/x
  3. Step 3: Cross multiply
    4,439.76x = 6,126.90 × 2,450.40
  4. Step 4: Simplify right side
    4,439.76x = 15,013,355.76
  5. Step 5: Solve for x
    x = 15,013,355.76/4,439.76
  6. Step 6: Final answer
    x = 3,381.57

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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.