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Finding the Fourth Proportional to 6,693.14, 10,040.21 and 1,762.75

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Solution

The fourth proportional to 6,693.14, 10,040.21 and 1,762.75 is: 2,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.14 : 10,040.21 = 1,762.75 : x
  2. Step 2: Convert to fraction form
    6,693.14/10,040.21 = 1,762.75/x
  3. Step 3: Cross multiply
    6,693.14x = 10,040.21 × 1,762.75
  4. Step 4: Simplify right side
    6,693.14x = 17,698,380.18
  5. Step 5: Solve for x
    x = 17,698,380.18/6,693.14
  6. Step 6: Final answer
    x = 2,644.26

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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.