Home / 4,677.03-6,454.43-2,660.78

Finding the Fourth Proportional to 4,677.03, 6,454.43 and 2,660.78

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Solution

The fourth proportional to 4,677.03, 6,454.43 and 2,660.78 is: 3,671.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.03 : 6,454.43 = 2,660.78 : x
  2. Step 2: Convert to fraction form
    4,677.03/6,454.43 = 2,660.78/x
  3. Step 3: Cross multiply
    4,677.03x = 6,454.43 × 2,660.78
  4. Step 4: Simplify right side
    4,677.03x = 17,173,772.68
  5. Step 5: Solve for x
    x = 17,173,772.68/4,677.03
  6. Step 6: Final answer
    x = 3,671.94

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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.