Home / 8,624.67-11,895.21-5,596.47

Finding the Fourth Proportional to 8,624.67, 11,895.21 and 5,596.47

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Solution

The fourth proportional to 8,624.67, 11,895.21 and 5,596.47 is: 7,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.67 : 11,895.21 = 5,596.47 : x
  2. Step 2: Convert to fraction form
    8,624.67/11,895.21 = 5,596.47/x
  3. Step 3: Cross multiply
    8,624.67x = 11,895.21 × 5,596.47
  4. Step 4: Simplify right side
    8,624.67x = 66,571,185.91
  5. Step 5: Solve for x
    x = 66,571,185.91/8,624.67
  6. Step 6: Final answer
    x = 7,718.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.