Home / 8,451.71-11,663.60-4,623.53

Finding the Fourth Proportional to 8,451.71, 11,663.60 and 4,623.53

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Solution

The fourth proportional to 8,451.71, 11,663.60 and 4,623.53 is: 6,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.71 : 11,663.60 = 4,623.53 : x
  2. Step 2: Convert to fraction form
    8,451.71/11,663.60 = 4,623.53/x
  3. Step 3: Cross multiply
    8,451.71x = 11,663.60 × 4,623.53
  4. Step 4: Simplify right side
    8,451.71x = 53,926,923.07
  5. Step 5: Solve for x
    x = 53,926,923.07/8,451.71
  6. Step 6: Final answer
    x = 6,380.60

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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.