Home / 4,776.97-6,591.69-2,985.90

Finding the Fourth Proportional to 4,776.97, 6,591.69 and 2,985.90

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Solution

The fourth proportional to 4,776.97, 6,591.69 and 2,985.90 is: 4,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.97 : 6,591.69 = 2,985.90 : x
  2. Step 2: Convert to fraction form
    4,776.97/6,591.69 = 2,985.90/x
  3. Step 3: Cross multiply
    4,776.97x = 6,591.69 × 2,985.90
  4. Step 4: Simplify right side
    4,776.97x = 19,682,100.81
  5. Step 5: Solve for x
    x = 19,682,100.81/4,776.97
  6. Step 6: Final answer
    x = 4,120.20

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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.