Home / 3,402.72-4,695.40-2,283.43

Finding the Fourth Proportional to 3,402.72, 4,695.40 and 2,283.43

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Solution

The fourth proportional to 3,402.72, 4,695.40 and 2,283.43 is: 3,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.72 : 4,695.40 = 2,283.43 : x
  2. Step 2: Convert to fraction form
    3,402.72/4,695.40 = 2,283.43/x
  3. Step 3: Cross multiply
    3,402.72x = 4,695.40 × 2,283.43
  4. Step 4: Simplify right side
    3,402.72x = 10,721,617.22
  5. Step 5: Solve for x
    x = 10,721,617.22/3,402.72
  6. Step 6: Final answer
    x = 3,150.90

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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.