Home / 4,229.42-5,835.92-2,656.40

Finding the Fourth Proportional to 4,229.42, 5,835.92 and 2,656.40

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Solution

The fourth proportional to 4,229.42, 5,835.92 and 2,656.40 is: 3,665.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.42 : 5,835.92 = 2,656.40 : x
  2. Step 2: Convert to fraction form
    4,229.42/5,835.92 = 2,656.40/x
  3. Step 3: Cross multiply
    4,229.42x = 5,835.92 × 2,656.40
  4. Step 4: Simplify right side
    4,229.42x = 15,502,537.89
  5. Step 5: Solve for x
    x = 15,502,537.89/4,229.42
  6. Step 6: Final answer
    x = 3,665.41

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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.