Home / 9,274.67-13,887.63-7,790.25

Finding the Fourth Proportional to 9,274.67, 13,887.63 and 7,790.25

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Solution

The fourth proportional to 9,274.67, 13,887.63 and 7,790.25 is: 11,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.67 : 13,887.63 = 7,790.25 : x
  2. Step 2: Convert to fraction form
    9,274.67/13,887.63 = 7,790.25/x
  3. Step 3: Cross multiply
    9,274.67x = 13,887.63 × 7,790.25
  4. Step 4: Simplify right side
    9,274.67x = 108,188,040.17
  5. Step 5: Solve for x
    x = 108,188,040.17/9,274.67
  6. Step 6: Final answer
    x = 11,664.89

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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.