Home / 9,214.51-12,716.36-5,236.29

Finding the Fourth Proportional to 9,214.51, 12,716.36 and 5,236.29

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Solution

The fourth proportional to 9,214.51, 12,716.36 and 5,236.29 is: 7,226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.51 : 12,716.36 = 5,236.29 : x
  2. Step 2: Convert to fraction form
    9,214.51/12,716.36 = 5,236.29/x
  3. Step 3: Cross multiply
    9,214.51x = 12,716.36 × 5,236.29
  4. Step 4: Simplify right side
    9,214.51x = 66,586,548.70
  5. Step 5: Solve for x
    x = 66,586,548.70/9,214.51
  6. Step 6: Final answer
    x = 7,226.27

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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.