Home / 3,116.69-4,677.22-2,818.92

Finding the Fourth Proportional to 3,116.69, 4,677.22 and 2,818.92

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Solution

The fourth proportional to 3,116.69, 4,677.22 and 2,818.92 is: 4,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.69 : 4,677.22 = 2,818.92 : x
  2. Step 2: Convert to fraction form
    3,116.69/4,677.22 = 2,818.92/x
  3. Step 3: Cross multiply
    3,116.69x = 4,677.22 × 2,818.92
  4. Step 4: Simplify right side
    3,116.69x = 13,184,709.00
  5. Step 5: Solve for x
    x = 13,184,709.00/3,116.69
  6. Step 6: Final answer
    x = 4,230.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.