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Finding the Fourth Proportional to 3,533, 5,300.94 and 2,607.08

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Solution

The fourth proportional to 3,533, 5,300.94 and 2,607.08 is: 3,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533 : 5,300.94 = 2,607.08 : x
  2. Step 2: Convert to fraction form
    3,533/5,300.94 = 2,607.08/x
  3. Step 3: Cross multiply
    3,533x = 5,300.94 × 2,607.08
  4. Step 4: Simplify right side
    3,533x = 13,819,974.66
  5. Step 5: Solve for x
    x = 13,819,974.66/3,533
  6. Step 6: Final answer
    x = 3,911.68

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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.