Home / 7,186.88-10,779.62-2,256.39

Finding the Fourth Proportional to 7,186.88, 10,779.62 and 2,256.39

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Solution

The fourth proportional to 7,186.88, 10,779.62 and 2,256.39 is: 3,384.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.88 : 10,779.62 = 2,256.39 : x
  2. Step 2: Convert to fraction form
    7,186.88/10,779.62 = 2,256.39/x
  3. Step 3: Cross multiply
    7,186.88x = 10,779.62 × 2,256.39
  4. Step 4: Simplify right side
    7,186.88x = 24,323,015.49
  5. Step 5: Solve for x
    x = 24,323,015.49/7,186.88
  6. Step 6: Final answer
    x = 3,384.36

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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.