Home / 7,605.23-11,405.07-2,922.82

Finding the Fourth Proportional to 7,605.23, 11,405.07 and 2,922.82

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Solution

The fourth proportional to 7,605.23, 11,405.07 and 2,922.82 is: 4,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.23 : 11,405.07 = 2,922.82 : x
  2. Step 2: Convert to fraction form
    7,605.23/11,405.07 = 2,922.82/x
  3. Step 3: Cross multiply
    7,605.23x = 11,405.07 × 2,922.82
  4. Step 4: Simplify right side
    7,605.23x = 33,334,938.18
  5. Step 5: Solve for x
    x = 33,334,938.18/7,605.23
  6. Step 6: Final answer
    x = 4,383.16

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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.