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Finding the Fourth Proportional to 7,315.04, 10,093.68 and 4,796

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Solution

The fourth proportional to 7,315.04, 10,093.68 and 4,796 is: 6,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.04 : 10,093.68 = 4,796 : x
  2. Step 2: Convert to fraction form
    7,315.04/10,093.68 = 4,796/x
  3. Step 3: Cross multiply
    7,315.04x = 10,093.68 × 4,796
  4. Step 4: Simplify right side
    7,315.04x = 48,409,289.28
  5. Step 5: Solve for x
    x = 48,409,289.28/7,315.04
  6. Step 6: Final answer
    x = 6,617.78

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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.