Home / 4,138.02-5,709.06-2,458.89

Finding the Fourth Proportional to 4,138.02, 5,709.06 and 2,458.89

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Solution

The fourth proportional to 4,138.02, 5,709.06 and 2,458.89 is: 3,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.02 : 5,709.06 = 2,458.89 : x
  2. Step 2: Convert to fraction form
    4,138.02/5,709.06 = 2,458.89/x
  3. Step 3: Cross multiply
    4,138.02x = 5,709.06 × 2,458.89
  4. Step 4: Simplify right side
    4,138.02x = 14,037,950.54
  5. Step 5: Solve for x
    x = 14,037,950.54/4,138.02
  6. Step 6: Final answer
    x = 3,392.43

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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.