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Finding the Fourth Proportional to 6,763.14, 9,327.99 and 5,820.53

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Solution

The fourth proportional to 6,763.14, 9,327.99 and 5,820.53 is: 8,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.14 : 9,327.99 = 5,820.53 : x
  2. Step 2: Convert to fraction form
    6,763.14/9,327.99 = 5,820.53/x
  3. Step 3: Cross multiply
    6,763.14x = 9,327.99 × 5,820.53
  4. Step 4: Simplify right side
    6,763.14x = 54,293,798.99
  5. Step 5: Solve for x
    x = 54,293,798.99/6,763.14
  6. Step 6: Final answer
    x = 8,027.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.