Home / 4,944.10-7,416.15-2,640.10

Finding the Fourth Proportional to 4,944.10, 7,416.15 and 2,640.10

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Solution

The fourth proportional to 4,944.10, 7,416.15 and 2,640.10 is: 3,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.10 : 7,416.15 = 2,640.10 : x
  2. Step 2: Convert to fraction form
    4,944.10/7,416.15 = 2,640.10/x
  3. Step 3: Cross multiply
    4,944.10x = 7,416.15 × 2,640.10
  4. Step 4: Simplify right side
    4,944.10x = 19,579,377.62
  5. Step 5: Solve for x
    x = 19,579,377.62/4,944.10
  6. Step 6: Final answer
    x = 3,960.15

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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.