Home / 4,671.92-6,446.98-2,785.63

Finding the Fourth Proportional to 4,671.92, 6,446.98 and 2,785.63

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Solution

The fourth proportional to 4,671.92, 6,446.98 and 2,785.63 is: 3,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.92 : 6,446.98 = 2,785.63 : x
  2. Step 2: Convert to fraction form
    4,671.92/6,446.98 = 2,785.63/x
  3. Step 3: Cross multiply
    4,671.92x = 6,446.98 × 2,785.63
  4. Step 4: Simplify right side
    4,671.92x = 17,958,900.90
  5. Step 5: Solve for x
    x = 17,958,900.90/4,671.92
  6. Step 6: Final answer
    x = 3,844.01

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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.