Home / 4,677.80-6,455.36-2,581.92

Finding the Fourth Proportional to 4,677.80, 6,455.36 and 2,581.92

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Solution

The fourth proportional to 4,677.80, 6,455.36 and 2,581.92 is: 3,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.80 : 6,455.36 = 2,581.92 : x
  2. Step 2: Convert to fraction form
    4,677.80/6,455.36 = 2,581.92/x
  3. Step 3: Cross multiply
    4,677.80x = 6,455.36 × 2,581.92
  4. Step 4: Simplify right side
    4,677.80x = 16,667,223.09
  5. Step 5: Solve for x
    x = 16,667,223.09/4,677.80
  6. Step 6: Final answer
    x = 3,563.05

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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.