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Finding the Fourth Proportional to 6,752.67, 9,322.09 and 4,238.43

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Solution

The fourth proportional to 6,752.67, 9,322.09 and 4,238.43 is: 5,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.67 : 9,322.09 = 4,238.43 : x
  2. Step 2: Convert to fraction form
    6,752.67/9,322.09 = 4,238.43/x
  3. Step 3: Cross multiply
    6,752.67x = 9,322.09 × 4,238.43
  4. Step 4: Simplify right side
    6,752.67x = 39,510,980.36
  5. Step 5: Solve for x
    x = 39,510,980.36/6,752.67
  6. Step 6: Final answer
    x = 5,851.17

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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.