Home / 7,459.21-11,192.06-3,760.75

Finding the Fourth Proportional to 7,459.21, 11,192.06 and 3,760.75

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Solution

The fourth proportional to 7,459.21, 11,192.06 and 3,760.75 is: 5,642.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.21 : 11,192.06 = 3,760.75 : x
  2. Step 2: Convert to fraction form
    7,459.21/11,192.06 = 3,760.75/x
  3. Step 3: Cross multiply
    7,459.21x = 11,192.06 × 3,760.75
  4. Step 4: Simplify right side
    7,459.21x = 42,090,539.65
  5. Step 5: Solve for x
    x = 42,090,539.65/7,459.21
  6. Step 6: Final answer
    x = 5,642.76

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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.