Home / 7,241.89-9,993.36-4,011.07

Finding the Fourth Proportional to 7,241.89, 9,993.36 and 4,011.07

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Solution

The fourth proportional to 7,241.89, 9,993.36 and 4,011.07 is: 5,535.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.89 : 9,993.36 = 4,011.07 : x
  2. Step 2: Convert to fraction form
    7,241.89/9,993.36 = 4,011.07/x
  3. Step 3: Cross multiply
    7,241.89x = 9,993.36 × 4,011.07
  4. Step 4: Simplify right side
    7,241.89x = 40,084,066.50
  5. Step 5: Solve for x
    x = 40,084,066.50/7,241.89
  6. Step 6: Final answer
    x = 5,535.03

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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.