Home / 3,021.43-4,526.50-1,908.45

Finding the Fourth Proportional to 3,021.43, 4,526.50 and 1,908.45

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Solution

The fourth proportional to 3,021.43, 4,526.50 and 1,908.45 is: 2,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.43 : 4,526.50 = 1,908.45 : x
  2. Step 2: Convert to fraction form
    3,021.43/4,526.50 = 1,908.45/x
  3. Step 3: Cross multiply
    3,021.43x = 4,526.50 × 1,908.45
  4. Step 4: Simplify right side
    3,021.43x = 8,638,598.93
  5. Step 5: Solve for x
    x = 8,638,598.93/3,021.43
  6. Step 6: Final answer
    x = 2,859.11

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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.