Home / 3,830.10-5,285.49-2,337.77

Finding the Fourth Proportional to 3,830.10, 5,285.49 and 2,337.77

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Solution

The fourth proportional to 3,830.10, 5,285.49 and 2,337.77 is: 3,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.10 : 5,285.49 = 2,337.77 : x
  2. Step 2: Convert to fraction form
    3,830.10/5,285.49 = 2,337.77/x
  3. Step 3: Cross multiply
    3,830.10x = 5,285.49 × 2,337.77
  4. Step 4: Simplify right side
    3,830.10x = 12,356,233.53
  5. Step 5: Solve for x
    x = 12,356,233.53/3,830.10
  6. Step 6: Final answer
    x = 3,226.09

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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.