Home / 5,633.10-7,774.40-3,274.79

Finding the Fourth Proportional to 5,633.10, 7,774.40 and 3,274.79

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Solution

The fourth proportional to 5,633.10, 7,774.40 and 3,274.79 is: 4,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.10 : 7,774.40 = 3,274.79 : x
  2. Step 2: Convert to fraction form
    5,633.10/7,774.40 = 3,274.79/x
  3. Step 3: Cross multiply
    5,633.10x = 7,774.40 × 3,274.79
  4. Step 4: Simplify right side
    5,633.10x = 25,459,472.13
  5. Step 5: Solve for x
    x = 25,459,472.13/5,633.10
  6. Step 6: Final answer
    x = 4,519.62

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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.