Home / 2,186.63-3,021.07-1,526.42

Finding the Fourth Proportional to 2,186.63, 3,021.07 and 1,526.42

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Solution

The fourth proportional to 2,186.63, 3,021.07 and 1,526.42 is: 2,108.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.63 : 3,021.07 = 1,526.42 : x
  2. Step 2: Convert to fraction form
    2,186.63/3,021.07 = 1,526.42/x
  3. Step 3: Cross multiply
    2,186.63x = 3,021.07 × 1,526.42
  4. Step 4: Simplify right side
    2,186.63x = 4,611,414.04
  5. Step 5: Solve for x
    x = 4,611,414.04/2,186.63
  6. Step 6: Final answer
    x = 2,108.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.