Home / 3,369.91-4,650.36-1,877.77

Finding the Fourth Proportional to 3,369.91, 4,650.36 and 1,877.77

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Solution

The fourth proportional to 3,369.91, 4,650.36 and 1,877.77 is: 2,591.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.91 : 4,650.36 = 1,877.77 : x
  2. Step 2: Convert to fraction form
    3,369.91/4,650.36 = 1,877.77/x
  3. Step 3: Cross multiply
    3,369.91x = 4,650.36 × 1,877.77
  4. Step 4: Simplify right side
    3,369.91x = 8,732,306.50
  5. Step 5: Solve for x
    x = 8,732,306.50/3,369.91
  6. Step 6: Final answer
    x = 2,591.26

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1.5x scale

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.