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Finding the Fourth Proportional to 2,165.01, 3,247.52 and 626.01

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Solution

The fourth proportional to 2,165.01, 3,247.52 and 626.01 is: 939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.01 : 3,247.52 = 626.01 : x
  2. Step 2: Convert to fraction form
    2,165.01/3,247.52 = 626.01/x
  3. Step 3: Cross multiply
    2,165.01x = 3,247.52 × 626.01
  4. Step 4: Simplify right side
    2,165.01x = 2,032,976.87
  5. Step 5: Solve for x
    x = 2,032,976.87/2,165.01
  6. Step 6: Final answer
    x = 939.02

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1.5x scale

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.