Home / 7,613.58-11,424.06-6,628.26

Finding the Fourth Proportional to 7,613.58, 11,424.06 and 6,628.26

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Solution

The fourth proportional to 7,613.58, 11,424.06 and 6,628.26 is: 9,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.58 : 11,424.06 = 6,628.26 : x
  2. Step 2: Convert to fraction form
    7,613.58/11,424.06 = 6,628.26/x
  3. Step 3: Cross multiply
    7,613.58x = 11,424.06 × 6,628.26
  4. Step 4: Simplify right side
    7,613.58x = 75,721,639.94
  5. Step 5: Solve for x
    x = 75,721,639.94/7,613.58
  6. Step 6: Final answer
    x = 9,945.60

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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.