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Finding the Fourth Proportional to 8,313.03, 12,497.49 and 5,865.41

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Solution

The fourth proportional to 8,313.03, 12,497.49 and 5,865.41 is: 8,817.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.03 : 12,497.49 = 5,865.41 : x
  2. Step 2: Convert to fraction form
    8,313.03/12,497.49 = 5,865.41/x
  3. Step 3: Cross multiply
    8,313.03x = 12,497.49 × 5,865.41
  4. Step 4: Simplify right side
    8,313.03x = 73,302,934.06
  5. Step 5: Solve for x
    x = 73,302,934.06/8,313.03
  6. Step 6: Final answer
    x = 8,817.84

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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.