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Finding the Fourth Proportional to 4,903.87, 7,353 and 1,616.08

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Solution

The fourth proportional to 4,903.87, 7,353 and 1,616.08 is: 2,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.87 : 7,353 = 1,616.08 : x
  2. Step 2: Convert to fraction form
    4,903.87/7,353 = 1,616.08/x
  3. Step 3: Cross multiply
    4,903.87x = 7,353 × 1,616.08
  4. Step 4: Simplify right side
    4,903.87x = 11,883,036.24
  5. Step 5: Solve for x
    x = 11,883,036.24/4,903.87
  6. Step 6: Final answer
    x = 2,423.20

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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.