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Finding the Fourth Proportional to 5,633.67, 7,774.80 and 3,244.41

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Solution

The fourth proportional to 5,633.67, 7,774.80 and 3,244.41 is: 4,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.67 : 7,774.80 = 3,244.41 : x
  2. Step 2: Convert to fraction form
    5,633.67/7,774.80 = 3,244.41/x
  3. Step 3: Cross multiply
    5,633.67x = 7,774.80 × 3,244.41
  4. Step 4: Simplify right side
    5,633.67x = 25,224,638.87
  5. Step 5: Solve for x
    x = 25,224,638.87/5,633.67
  6. Step 6: Final answer
    x = 4,477.48

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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.