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Finding the Fourth Proportional to 7,313.88, 10,097.88 and 4,521

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Solution

The fourth proportional to 7,313.88, 10,097.88 and 4,521 is: 6,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.88 : 10,097.88 = 4,521 : x
  2. Step 2: Convert to fraction form
    7,313.88/10,097.88 = 4,521/x
  3. Step 3: Cross multiply
    7,313.88x = 10,097.88 × 4,521
  4. Step 4: Simplify right side
    7,313.88x = 45,652,515.48
  5. Step 5: Solve for x
    x = 45,652,515.48/7,313.88
  6. Step 6: Final answer
    x = 6,241.90

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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.