Home / 5,651.45-8,476.75-2,876.39

Finding the Fourth Proportional to 5,651.45, 8,476.75 and 2,876.39

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Solution

The fourth proportional to 5,651.45, 8,476.75 and 2,876.39 is: 4,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.45 : 8,476.75 = 2,876.39 : x
  2. Step 2: Convert to fraction form
    5,651.45/8,476.75 = 2,876.39/x
  3. Step 3: Cross multiply
    5,651.45x = 8,476.75 × 2,876.39
  4. Step 4: Simplify right side
    5,651.45x = 24,382,382.17
  5. Step 5: Solve for x
    x = 24,382,382.17/5,651.45
  6. Step 6: Final answer
    x = 4,314.36

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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.