Home / 7,716.04-11,599.68-6,339.58

Finding the Fourth Proportional to 7,716.04, 11,599.68 and 6,339.58

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Solution

The fourth proportional to 7,716.04, 11,599.68 and 6,339.58 is: 9,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.04 : 11,599.68 = 6,339.58 : x
  2. Step 2: Convert to fraction form
    7,716.04/11,599.68 = 6,339.58/x
  3. Step 3: Cross multiply
    7,716.04x = 11,599.68 × 6,339.58
  4. Step 4: Simplify right side
    7,716.04x = 73,537,099.33
  5. Step 5: Solve for x
    x = 73,537,099.33/7,716.04
  6. Step 6: Final answer
    x = 9,530.42

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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.