Home / 7,430.49-11,134.79-3,266.69

Finding the Fourth Proportional to 7,430.49, 11,134.79 and 3,266.69

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Solution

The fourth proportional to 7,430.49, 11,134.79 and 3,266.69 is: 4,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.49 : 11,134.79 = 3,266.69 : x
  2. Step 2: Convert to fraction form
    7,430.49/11,134.79 = 3,266.69/x
  3. Step 3: Cross multiply
    7,430.49x = 11,134.79 × 3,266.69
  4. Step 4: Simplify right side
    7,430.49x = 36,373,859.64
  5. Step 5: Solve for x
    x = 36,373,859.64/7,430.49
  6. Step 6: Final answer
    x = 4,895.22

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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.