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Finding the Fourth Proportional to 2,697.81, 4,046.98 and 750.01

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Solution

The fourth proportional to 2,697.81, 4,046.98 and 750.01 is: 1,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.81 : 4,046.98 = 750.01 : x
  2. Step 2: Convert to fraction form
    2,697.81/4,046.98 = 750.01/x
  3. Step 3: Cross multiply
    2,697.81x = 4,046.98 × 750.01
  4. Step 4: Simplify right side
    2,697.81x = 3,035,272.47
  5. Step 5: Solve for x
    x = 3,035,272.47/2,697.81
  6. Step 6: Final answer
    x = 1,125.09

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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.