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Finding the Fourth Proportional to 3,752.96, 5,615.30 and 2,303.62

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Solution

The fourth proportional to 3,752.96, 5,615.30 and 2,303.62 is: 3,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.96 : 5,615.30 = 2,303.62 : x
  2. Step 2: Convert to fraction form
    3,752.96/5,615.30 = 2,303.62/x
  3. Step 3: Cross multiply
    3,752.96x = 5,615.30 × 2,303.62
  4. Step 4: Simplify right side
    3,752.96x = 12,935,509.11
  5. Step 5: Solve for x
    x = 12,935,509.11/3,752.96
  6. Step 6: Final answer
    x = 3,446.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.