Home / 7,425.68-11,135.03-4,306.56

Finding the Fourth Proportional to 7,425.68, 11,135.03 and 4,306.56

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Solution

The fourth proportional to 7,425.68, 11,135.03 and 4,306.56 is: 6,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.68 : 11,135.03 = 4,306.56 : x
  2. Step 2: Convert to fraction form
    7,425.68/11,135.03 = 4,306.56/x
  3. Step 3: Cross multiply
    7,425.68x = 11,135.03 × 4,306.56
  4. Step 4: Simplify right side
    7,425.68x = 47,953,653.26
  5. Step 5: Solve for x
    x = 47,953,653.26/7,425.68
  6. Step 6: Final answer
    x = 6,457.82

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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.