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Finding the Fourth Proportional to 4,607.49, 6,913.31 and 2,499.77

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Solution

The fourth proportional to 4,607.49, 6,913.31 and 2,499.77 is: 3,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.49 : 6,913.31 = 2,499.77 : x
  2. Step 2: Convert to fraction form
    4,607.49/6,913.31 = 2,499.77/x
  3. Step 3: Cross multiply
    4,607.49x = 6,913.31 × 2,499.77
  4. Step 4: Simplify right side
    4,607.49x = 17,281,708.47
  5. Step 5: Solve for x
    x = 17,281,708.47/4,607.49
  6. Step 6: Final answer
    x = 3,750.79

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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.