Home / 7,507.49-11,262.81-2,242.90

Finding the Fourth Proportional to 7,507.49, 11,262.81 and 2,242.90

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Solution

The fourth proportional to 7,507.49, 11,262.81 and 2,242.90 is: 3,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.49 : 11,262.81 = 2,242.90 : x
  2. Step 2: Convert to fraction form
    7,507.49/11,262.81 = 2,242.90/x
  3. Step 3: Cross multiply
    7,507.49x = 11,262.81 × 2,242.90
  4. Step 4: Simplify right side
    7,507.49x = 25,261,379.04
  5. Step 5: Solve for x
    x = 25,261,379.04/7,507.49
  6. Step 6: Final answer
    x = 3,364.83

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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.