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Finding the Fourth Proportional to 2,465.16, 3,697.72 and 616.26

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Solution

The fourth proportional to 2,465.16, 3,697.72 and 616.26 is: 924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.16 : 3,697.72 = 616.26 : x
  2. Step 2: Convert to fraction form
    2,465.16/3,697.72 = 616.26/x
  3. Step 3: Cross multiply
    2,465.16x = 3,697.72 × 616.26
  4. Step 4: Simplify right side
    2,465.16x = 2,278,755.39
  5. Step 5: Solve for x
    x = 2,278,755.39/2,465.16
  6. Step 6: Final answer
    x = 924.38

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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.