Home / 5,677.14-8,515.29-2,556.32

Finding the Fourth Proportional to 5,677.14, 8,515.29 and 2,556.32

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Solution

The fourth proportional to 5,677.14, 8,515.29 and 2,556.32 is: 3,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.14 : 8,515.29 = 2,556.32 : x
  2. Step 2: Convert to fraction form
    5,677.14/8,515.29 = 2,556.32/x
  3. Step 3: Cross multiply
    5,677.14x = 8,515.29 × 2,556.32
  4. Step 4: Simplify right side
    5,677.14x = 21,767,763.56
  5. Step 5: Solve for x
    x = 21,767,763.56/5,677.14
  6. Step 6: Final answer
    x = 3,834.28

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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.