Home / 4,817.80-6,645.86-2,827.98

Finding the Fourth Proportional to 4,817.80, 6,645.86 and 2,827.98

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Solution

The fourth proportional to 4,817.80, 6,645.86 and 2,827.98 is: 3,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.80 : 6,645.86 = 2,827.98 : x
  2. Step 2: Convert to fraction form
    4,817.80/6,645.86 = 2,827.98/x
  3. Step 3: Cross multiply
    4,817.80x = 6,645.86 × 2,827.98
  4. Step 4: Simplify right side
    4,817.80x = 18,794,359.16
  5. Step 5: Solve for x
    x = 18,794,359.16/4,817.80
  6. Step 6: Final answer
    x = 3,901.03

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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.