Home / 4,123.54-5,690.03-2,354.80

Finding the Fourth Proportional to 4,123.54, 5,690.03 and 2,354.80

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Solution

The fourth proportional to 4,123.54, 5,690.03 and 2,354.80 is: 3,249.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.54 : 5,690.03 = 2,354.80 : x
  2. Step 2: Convert to fraction form
    4,123.54/5,690.03 = 2,354.80/x
  3. Step 3: Cross multiply
    4,123.54x = 5,690.03 × 2,354.80
  4. Step 4: Simplify right side
    4,123.54x = 13,398,870.87
  5. Step 5: Solve for x
    x = 13,398,870.87/4,123.54
  6. Step 6: Final answer
    x = 3,249.37

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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.