Home / 4,123.47-5,690.26-2,354.73

Finding the Fourth Proportional to 4,123.47, 5,690.26 and 2,354.73

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Solution

The fourth proportional to 4,123.47, 5,690.26 and 2,354.73 is: 3,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.47 : 5,690.26 = 2,354.73 : x
  2. Step 2: Convert to fraction form
    4,123.47/5,690.26 = 2,354.73/x
  3. Step 3: Cross multiply
    4,123.47x = 5,690.26 × 2,354.73
  4. Step 4: Simplify right side
    4,123.47x = 13,399,025.93
  5. Step 5: Solve for x
    x = 13,399,025.93/4,123.47
  6. Step 6: Final answer
    x = 3,249.45

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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.