Home / 4,944.16-6,817.84-3,880

Finding the Fourth Proportional to 4,944.16, 6,817.84 and 3,880

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Solution

The fourth proportional to 4,944.16, 6,817.84 and 3,880 is: 5,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.16 : 6,817.84 = 3,880 : x
  2. Step 2: Convert to fraction form
    4,944.16/6,817.84 = 3,880/x
  3. Step 3: Cross multiply
    4,944.16x = 6,817.84 × 3,880
  4. Step 4: Simplify right side
    4,944.16x = 26,453,219.20
  5. Step 5: Solve for x
    x = 26,453,219.20/4,944.16
  6. Step 6: Final answer
    x = 5,350.40

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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.