Home / 2,677.29-4,015.44-2,160.33

Finding the Fourth Proportional to 2,677.29, 4,015.44 and 2,160.33

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Solution

The fourth proportional to 2,677.29, 4,015.44 and 2,160.33 is: 3,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.29 : 4,015.44 = 2,160.33 : x
  2. Step 2: Convert to fraction form
    2,677.29/4,015.44 = 2,160.33/x
  3. Step 3: Cross multiply
    2,677.29x = 4,015.44 × 2,160.33
  4. Step 4: Simplify right side
    2,677.29x = 8,674,675.50
  5. Step 5: Solve for x
    x = 8,674,675.50/2,677.29
  6. Step 6: Final answer
    x = 3,240.10

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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.