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Finding the Fourth Proportional to 5,610.63, 7,742.21 and 3,252.92

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Solution

The fourth proportional to 5,610.63, 7,742.21 and 3,252.92 is: 4,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.63 : 7,742.21 = 3,252.92 : x
  2. Step 2: Convert to fraction form
    5,610.63/7,742.21 = 3,252.92/x
  3. Step 3: Cross multiply
    5,610.63x = 7,742.21 × 3,252.92
  4. Step 4: Simplify right side
    5,610.63x = 25,184,817.24
  5. Step 5: Solve for x
    x = 25,184,817.24/5,610.63
  6. Step 6: Final answer
    x = 4,488.77

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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.